[INFO] cloning repository https://github.com/takus69/abc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/takus69/abc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fabc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fabc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd8f5f1dc759ae2fe90d333247e7238afcd1934f
[INFO] checking takus69/abc against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fabc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/takus69/abc
[INFO] finished tweaking git repo https://github.com/takus69/abc
[INFO] tweaked toml for git repo https://github.com/takus69/abc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/takus69/abc on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/takus69/abc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proconio v0.4.5
[INFO] [stderr]   Downloaded getrandom v0.2.14
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.17
[INFO] [stderr]   Downloaded ac-library-rs v0.1.1
[INFO] [stderr]   Downloaded itertools v0.13.0
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99584b8eeeacde3e3026bd1c0eba1f3d29dc67d256ec049ff1786bb2d9fcc0b4
[INFO] running `Command { std: "docker" "start" "-a" "99584b8eeeacde3e3026bd1c0eba1f3d29dc67d256ec049ff1786bb2d9fcc0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99584b8eeeacde3e3026bd1c0eba1f3d29dc67d256ec049ff1786bb2d9fcc0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99584b8eeeacde3e3026bd1c0eba1f3d29dc67d256ec049ff1786bb2d9fcc0b4", kill_on_drop: false }`
[INFO] [stdout] 99584b8eeeacde3e3026bd1c0eba1f3d29dc67d256ec049ff1786bb2d9fcc0b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20b4fbba41364037fc45d8cc04c6a433df5cf99596f13fe0a91c507195bce5ec
[INFO] running `Command { std: "docker" "start" "-a" "20b4fbba41364037fc45d8cc04c6a433df5cf99596f13fe0a91c507195bce5ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking proconio v0.4.5
[INFO] [stderr]     Checking ac-library-rs v0.1.1
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking abc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `size` and `data` are never read
[INFO] [stdout]    --> src/lib.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub struct SegmentTree<M: Monoid> {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 279 |     size: usize,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 280 |     data: Vec<M::T>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update`, and `query` are never used
[INFO] [stdout]    --> src/lib.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 284 | impl<M: Monoid> SegmentTree<M> {
[INFO] [stdout]     | ------------------------------ associated items in this implementation
[INFO] [stdout] 285 |     fn new(n: usize) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 294 |     fn update(&mut self, i: usize, x: M::T) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     fn query(&self, l: usize, r: usize) -> M::T {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proconio::input`
[INFO] [stdout]  --> src/bin/apg4b_cp.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proconio::input;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]  --> src/bin/apg4b_cp.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     if (a) {
[INFO] [stdout]   |        ^ ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 -     if (a) {
[INFO] [stdout] 8 +     if a  {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     if (!a && b) {
[INFO] [stdout]    |        ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -     if (!a && b) {
[INFO] [stdout] 14 +     if !a && b  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     } else if (!b && c) {
[INFO] [stdout]    |               ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     } else if (!b && c) {
[INFO] [stdout] 16 +     } else if !b && c  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     if (a && b && c) {
[INFO] [stdout]    |        ^           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     if (a && b && c) {
[INFO] [stdout] 20 +     if a && b && c  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     } else if (true && false) {
[INFO] [stdout]    |               ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -     } else if (true && false) {
[INFO] [stdout] 22 +     } else if true && false  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     } else if (!a || c) {
[INFO] [stdout]    |               ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     } else if (!a || c) {
[INFO] [stdout] 24 +     } else if !a || c  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/tessoku_a56.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut r#mod = 1000000009;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/tessoku_a56.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         n: usize,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/abc451_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/bin/abc430_c.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]  --> src/bin/abc213_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         h: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]  --> src/bin/abc213_c.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         w: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc373_e.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut xi = ai+left;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc426_d.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             n: usize,
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `score` is assigned to, but never used
[INFO] [stdout]   --> src/bin/tessoku_a46.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut score = 0.0;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_score` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]   --> src/bin/tessoku_a46.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |             score -= old_dist - new_dist;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]   --> src/bin/tessoku_a46.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         score += dist(xy[pre], xy[i]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> src/bin/abc317_c.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{VecDeque, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/adt_medium_20250325_1_c.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/abc354_c.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (i, a, c) in iac.iter() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conv_now`
[INFO] [stdout]   --> src/bin/abc376_f.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |             let conv_now = 0;  // 今回動かす手を0にして考える
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_conv_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let (next, next2, cnt2) = (t, t%n+1, conv_t+1);
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 let (next, next2, cnt2) = (t, (n+t-2)%n+1, n-conv_t+1);
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 let (next, next2, cnt2) = (t, now2, conv_t);
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 let (next, next2, cnt2) = (t, (n+t-2)%n+1, (n-conv_t)+(conv_now2-conv_t+1));
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:39:22
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 let (next, next2, cnt2) = (t, t%n+1, conv_t+(conv_t-conv_now2+1));
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 let (next, next2, cnt2) = (t, now2, n-conv_t);
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc345_d.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn add_ab(mut sets: Vec<Vec<bool>>, target: &Vec<(usize, usize)>, perm: &Vec<usize>, t: usize) -> bool {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ret` is never read
[INFO] [stdout]   --> src/bin/abc345_d.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut ret = true;
[INFO] [stdout]    |                       ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 56 |         ret = flg;
[INFO] [stdout]    |         --------- `ret` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/adt_medium_20250527_2_g.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut cnt = 1;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cnt` is never read
[INFO] [stdout]   --> src/bin/adt_medium_20250527_2_g.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             cnt += 1;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/adt_medium_20250422_2_f.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/bin/abc447_f.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc362_d.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let mut dijk = Dijkstra::new(n, edge, 0, a);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a0`
[INFO] [stdout]   --> src/bin/abc362_d.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let a0 = a[0];
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_a0`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]  --> src/bin/abc362_d.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Dijkstra {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 7 |     distance: Vec<usize>,
[INFO] [stdout] 8 |     parent: Vec<usize>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_path` is never used
[INFO] [stdout]   --> src/bin/abc362_d.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Dijkstra {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn get_path(&self, target: usize) -> Vec<usize> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::arch::x86_64`
[INFO] [stdout]  --> src/bin/adt_medium_20250410_3_d.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::arch::x86_64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/abc315_d.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/abc456_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc371_d.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let mut li = match x.binary_search(&l) {
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc371_d.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut ri = match x.binary_search(&(r+1)) {
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/abc385_d.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/abc410_e.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> src/bin/abc383_c.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{VecDeque, BinaryHeap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc371_c.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let mut a = perm[i];
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/adt_medium_20250402_3_f.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/tessoku_a28.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut r#mod = 10000;
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/bin/abc348_d.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 |         for (j, (pos2, _)) in potion.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/bin/adt_medium_20250312_2_f.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for (i, &si) in s.iter().rev().enumerate() {
[INFO] [stdout]   |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc450_d.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut a_max = *(a.last().unwrap());
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/adt_medium_20250401_3_g.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc438_c.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut tmp = 0;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmp`
[INFO] [stdout]   --> src/bin/abc438_c.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut tmp = 0;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tmp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/bin/abc424_b.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |     for &(a, b) in ab.iter() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ti`
[INFO] [stdout]   --> src/bin/abc440_b.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let (Reverse(ti), i) = heap.pop().unwrap();
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_ti`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/bin/abc403_c.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         m: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc313_b.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/abc313_b.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for (a, b) in ab.iter() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/bin/abc403_c.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         m: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc426_d.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             n: usize,
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc411_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `input`
[INFO] [stdout]  --> src/bin/adt_medium_20250123_3_g.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proconio::{input, input_interactive};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/abc424_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIRS` should have a snake case name
[INFO] [stdout]   --> src/bin/abc325_c.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let DIRS = [(-1, -1), (-1, 0), (-1, 1), (0, -1), (0, 1), (1, -1), (1, 0), (1, 1)];
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `dirs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> src/bin/abc317_c.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{VecDeque, HashMap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc333_d.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinaryHeap` and `VecDeque`
[INFO] [stdout]  --> src/bin/adt_medium_20250402_3_e.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{VecDeque, BinaryHeap};
[INFO] [stdout]   |                        ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_from`
[INFO] [stdout]   --> src/bin/abc429_e.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 let (_, pre_from) = dist1[v];
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_from`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gi` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc420_d.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (mut gi, mut gj) = (0, 0);
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_gi` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gj` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc420_d.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (mut gi, mut gj) = (0, 0);
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_gj` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `gi` is never read
[INFO] [stdout]   --> src/bin/abc420_d.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 (gi, gj) = (i, j);
[INFO] [stdout]    |                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `gj` is never read
[INFO] [stdout]   --> src/bin/abc420_d.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 (gi, gj) = (i, j);
[INFO] [stdout]    |                      ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc408_d.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |       n: usize,
[INFO] [stdout]   |       ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/bin/abc376_e.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     for i in 0..t {
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc429_d.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 |     for (i, &s) in keys.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/bin/abc429_d.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut t = keys[0];
[INFO] [stdout]    |                 ^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 29 |             t = keys[j];
[INFO] [stdout]    |             ----------- `t` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]  --> src/bin/abc423_a.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     while x >= 0 {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::arch::x86_64`
[INFO] [stdout]  --> src/bin/adt_medium_20250410_3_d.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::arch::x86_64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/bin/abc377_d.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let (l, r) = lr[i];
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BinaryHeap`
[INFO] [stdout]  --> src/bin/tessoku_a65.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BinaryHeap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/bin/abc437_c.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc437_c.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |         for (i, &(wi, pi)) in wp.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wi`
[INFO] [stdout]   --> src/bin/abc437_c.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |         for (i, &(wi, pi)) in wp.iter().enumerate() {
[INFO] [stdout]    |                   ^^ help: if this is intentional, prefix it with an underscore: `_wi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `x` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc440_c.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut x = 1;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_x` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]   --> src/bin/abc440_c.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 x = i+1;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc390_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 1..n {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hi`
[INFO] [stdout]   --> src/bin/abc445_d.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let (hi, wi) = hw[i];
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_hi`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wi`
[INFO] [stdout]   --> src/bin/abc445_d.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 let (hi, wi) = hw[i];
[INFO] [stdout]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_wi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc382_b.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/arc212_b.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BinaryHeap, HashSet};
[INFO] [stdout]   |                                    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/arc212_b.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (i, &(x, y, c)) in xyc.iter().enumerate() {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/arc212_b.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     for (i, &(x, y, c)) in xyc.iter().enumerate() {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/arc212_b.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     for (i, &(x, y, c)) in xyc.iter().enumerate() {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc416_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/abc385_d.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s2`
[INFO] [stdout]  --> src/bin/abc325_a.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         s2: String,
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc391_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc447_c.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut i1 = s.len()-1;
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIR` should have a snake case name
[INFO] [stdout]   --> src/bin/abc339_b.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let DIR = [(-1, 0), (0, 1), (1, 0), (0, -1)];
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIRS` should have a snake case name
[INFO] [stdout]  --> src/bin/abc305_c.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let DIRS: [(i32, i32); 4] = [(1, 0), (-1, 0), (0, 1), (0, -1)];
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `dirs`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc425_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut after = s.clone();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `after`
[INFO] [stdout]   --> src/bin/abc425_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut after = s.clone();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_after`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/abc456_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc379_b.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/bin/abc377_d.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let (l, r) = lr[i];
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/abc331_a.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |         m = 1;;
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]  --> src/bin/abc331_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         M: usize,
[INFO] [stdout]   |         ^ help: convert the identifier to snake case: `m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `D` should have a snake case name
[INFO] [stdout]  --> src/bin/abc331_a.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         D: usize,
[INFO] [stdout]   |         ^ help: convert the identifier to snake case: `d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `si`
[INFO] [stdout]   --> src/bin/abc401_d.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |             let si = s[i];
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_si`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/bin/abc376_e.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     for i in 0..t {
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIRS` should have a snake case name
[INFO] [stdout]  --> src/bin/abc305_c.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let DIRS: [(i32, i32); 4] = [(1, 0), (-1, 0), (0, 1), (0, -1)];
[INFO] [stdout]   |         ^^^^ help: convert the identifier to snake case: `dirs`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/tessoku_a41.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc371_c.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let mut a = perm[i];
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc384_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ai`
[INFO] [stdout]   --> src/bin/abc398_b.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (ai, cnt) in map.iter() {
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_ai`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sum_a`
[INFO] [stdout]   --> src/bin/abc429_c.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let sum_a: usize = a.iter().sum();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_sum_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `si`
[INFO] [stdout]   --> src/bin/abc401_d.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |             let si = s[i];
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_si`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/abc424_c.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, HashMap, VecDeque};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc352_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/adt_medium_20250325_1_f.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |     for (i, &ai) in a.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/adt_medium_20250325_1_f.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (i, &bi) in b.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc212_e.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut r#mod = 998244353;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc324_d.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ss`
[INFO] [stdout]   --> src/bin/abc324_d.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let ss:Result<i32, _> = min_s.parse();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/bin/abc324_d.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for (k, v) in cnt.iter() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/bin/abc324_d.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for (k, v) in cnt2.iter() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/bin/abc423_d.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut t = 0;
[INFO] [stdout]    |                 ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 38 |             t = ti;
[INFO] [stdout]    |             ------ `t` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc384_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc319_d.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut cnt = 0;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc319_d.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for i in 0..m {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cnt` is never read
[INFO] [stdout]   --> src/bin/abc319_d.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             cnt += 1;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_cnt` is assigned to, but never used
[INFO] [stdout]  --> src/bin/abc363_d.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut last_cnt = 1;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_last_cnt` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `del_cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc363_d.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut del_cnt = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_del_cnt` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `del_cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc363_d.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut del_cnt = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_del_cnt` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_cnt` is never read
[INFO] [stdout]   --> src/bin/abc363_d.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         last_cnt = tmp;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `del_cnt` is never read
[INFO] [stdout]   --> src/bin/abc363_d.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             del_cnt += diff;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `del_cnt` is never read
[INFO] [stdout]   --> src/bin/abc363_d.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 del_cnt += diff;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc329_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIRS` should have a snake case name
[INFO] [stdout]   --> src/bin/abc325_c.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let DIRS = [(-1, -1), (-1, 0), (-1, 1), (0, -1), (0, 1), (1, -1), (1, 0), (1, 1)];
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `dirs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/abc399_c.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{VecDeque, HashSet};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `goal` is never used
[INFO] [stdout]   --> src/bin/abc426_e.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |         fn goal(n: (f64, f64), n2: (f64, f64), g: (f64, f64)) -> bool {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/abc362_e.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut ans: Vec<usize> = vec![n, n*(n-1)/2];
[INFO] [stdout]   |         ----^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc362_e.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut cnt = 0;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cnt` is never read
[INFO] [stdout]   --> src/bin/abc362_e.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 cnt += 1;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/bin/abc437_c.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ai`
[INFO] [stdout]   --> src/bin/abc398_b.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (ai, cnt) in map.iter() {
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_ai`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc437_c.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |         for (i, &(wi, pi)) in wp.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wi`
[INFO] [stdout]   --> src/bin/abc437_c.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |         for (i, &(wi, pi)) in wp.iter().enumerate() {
[INFO] [stdout]    |                   ^^ help: if this is intentional, prefix it with an underscore: `_wi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]  --> src/bin/arc219_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         h: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/bin/abc349_b.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (k, v) in map {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/abc434_e.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for &(p, c) in pos_cnt2.iter() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/arc213_a.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{HashMap, BinaryHeap};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `VecDeque`
[INFO] [stdout]  --> src/bin/abc358_c.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opt_v`
[INFO] [stdout]   --> src/bin/arc213_a.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let opt_v = 0;
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_opt_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/arc213_a.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |         for (i, &qi) in q.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/adt_medium_20250513_2_e.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/tessoku_a41.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hi`
[INFO] [stdout]   --> src/bin/abc445_d.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let (hi, wi) = hw[i];
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_hi`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wi`
[INFO] [stdout]   --> src/bin/abc445_d.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 let (hi, wi) = hw[i];
[INFO] [stdout]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_wi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]   --> src/bin/abc384_c.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for (score, name) in ans.iter() {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc421_d.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/bin/abc421_d.rs:123:59
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn same(pre_t: (isize, isize), pre_a: (isize, isize), t: (isize, isize), a: (isize, isize), tdir: char, adir: char, len: isize)...
[INFO] [stdout]     |                                                           ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/bin/abc421_d.rs:123:78
[INFO] [stdout]     |
[INFO] [stdout] 123 | ...ze, isize), t: (isize, isize), a: (isize, isize), tdir: char, adir: char, len: isize) -> bool {
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc212_e.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut r#mod = 998244353;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/adt_medium_20250325_1_c.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ci`
[INFO] [stdout]   --> src/bin/adt_medium_20250430_2_e.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for (j, &(ci, i)) in c.iter().enumerate() {
[INFO] [stdout]    |               ^^ help: if this is intentional, prefix it with an underscore: `_ci`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ti`
[INFO] [stdout]   --> src/bin/abc440_b.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let (Reverse(ti), i) = heap.pop().unwrap();
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_ti`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/bin/abc423_c.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |         for i in (0..r) {
[INFO] [stdout]    |                  ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -         for i in (0..r) {
[INFO] [stdout] 36 +         for i in 0..r  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/bin/abc397_b.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/adt_medium_20250320_3_g.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut ans = "Yes";
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ans`
[INFO] [stdout]   --> src/bin/adt_medium_20250320_3_g.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut ans = "Yes";
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ans`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/bin/adt_medium_20250320_3_g.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (s, t) in st.iter() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc438_c.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut tmp = 0;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmp`
[INFO] [stdout]   --> src/bin/abc438_c.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut tmp = 0;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tmp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s2`
[INFO] [stdout]  --> src/bin/abc325_a.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         s2: String,
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/abc332_c.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut max_w_t = 0;
[INFO] [stdout]   |         ----^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc332_c.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_w_t`
[INFO] [stdout]  --> src/bin/abc332_c.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut max_w_t = 0;
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_w_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/abc424_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc389_f.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     for i in 0..n {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc361_e.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut branch = false;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ans` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc361_e.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut ans: usize = 0;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_ans` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branch`
[INFO] [stdout]   --> src/bin/abc361_e.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut branch = false;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_branch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `max_i2` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc361_e.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut max_i2 = 0;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_max_i2` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ans` is never read
[INFO] [stdout]   --> src/bin/abc361_e.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         ans += c;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_i2` is never read
[INFO] [stdout]   --> src/bin/abc361_e.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |             max_i2 = i;
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Binary`
[INFO] [stdout]  --> src/bin/abc342_e.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{collections::BinaryHeap, fmt::Binary};
[INFO] [stdout]   |                                    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/abc434_e.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for &(p, c) in pos_cnt2.iter() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc345_d.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn add_ab(mut sets: Vec<Vec<bool>>, target: &Vec<(usize, usize)>, perm: &Vec<usize>, t: usize) -> bool {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ret` is never read
[INFO] [stdout]   --> src/bin/abc345_d.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut ret = true;
[INFO] [stdout]    |                       ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 56 |         ret = flg;
[INFO] [stdout]    |         --------- `ret` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc329_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `n` is never read
[INFO] [stdout]  --> src/bin/abc350_e.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Input {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] 5 |     n: i64,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/abc320_b.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut ans = 0;
[INFO] [stdout]   |         ----^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ans`
[INFO] [stdout]  --> src/bin/abc320_b.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut ans = 0;
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ans`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum_a` is never read
[INFO] [stdout]   --> src/bin/abc452_e.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         sum_a += a[i];
[INFO] [stdout]    |         ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 33 |         sum_a %= r#mod;
[INFO] [stdout]    |         -------------- `sum_a` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum_a` is never read
[INFO] [stdout]   --> src/bin/abc452_e.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         sum_a %= r#mod;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]  --> src/bin/arc219_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         h: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `n` is never read
[INFO] [stdout]  --> src/bin/abc350_e.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Input {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] 5 |     n: i64,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `x` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc440_c.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut x = 1;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_x` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]   --> src/bin/abc440_c.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |                 x = i+1;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `score` is assigned to, but never used
[INFO] [stdout]   --> src/bin/tessoku_a46.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut score = 0.0;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_score` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]   --> src/bin/tessoku_a46.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |             score -= old_dist - new_dist;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `score` is never read
[INFO] [stdout]   --> src/bin/tessoku_a46.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         score += dist(xy[pre], xy[i]);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/bin/abc349_b.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (k, v) in map {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/adt_medium_20250527_2_g.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut cnt = 1;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cnt` is never read
[INFO] [stdout]   --> src/bin/adt_medium_20250527_2_g.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             cnt += 1;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `q_cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc312_d.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut q_cnt = 0;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_q_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `q_cnt` is never read
[INFO] [stdout]   --> src/bin/abc312_d.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 |             '?' => { q_cnt += 1; },
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `S` should have a snake case name
[INFO] [stdout]  --> src/bin/abc350_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         S: String,
[INFO] [stdout]   |         ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc389_f.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     for i in 0..n {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/adt_medium_20250402_3_f.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]  --> src/bin/abc423_a.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     while x >= 0 {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc408_d.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |       n: usize,
[INFO] [stdout]   |       ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gi` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc420_d.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (mut gi, mut gj) = (0, 0);
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_gi` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `gj` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc420_d.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (mut gi, mut gj) = (0, 0);
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_gj` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `gi` is never read
[INFO] [stdout]   --> src/bin/abc420_d.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 (gi, gj) = (i, j);
[INFO] [stdout]    |                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `gj` is never read
[INFO] [stdout]   --> src/bin/abc420_d.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 (gi, gj) = (i, j);
[INFO] [stdout]    |                      ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc328_c.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc416_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/abc446_e.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/abc332_c.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut max_w_t = 0;
[INFO] [stdout]   |         ----^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc332_c.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_w_t`
[INFO] [stdout]  --> src/bin/abc332_c.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut max_w_t = 0;
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_w_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc352_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]  --> src/bin/abc385_b.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         w: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/bin/abc443_e.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BinaryHeap`
[INFO] [stdout]  --> src/bin/tessoku_a65.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BinaryHeap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `HashSet`
[INFO] [stdout]  --> src/bin/abc416_e.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ac_library::Dsu`
[INFO] [stdout]  --> src/bin/abc416_e.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ac_library::Dsu;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc322_d.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut max_i = p.len()-1;
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc322_d.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut max_j = p[0].len()-1;
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc322_d.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let mut i2 = j;
[INFO] [stdout]    |                     ----^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc322_d.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let mut j2 = max_i - i;
[INFO] [stdout]    |                     ----^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update` is never used
[INFO] [stdout]   --> src/bin/abc416_e.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn update(a: usize, b:usize, c: usize, t: usize, path: &mut [Vec<usize>], ans: &mut [usize]) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/tessoku_a45.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `w_cnt` is assigned to, but never used
[INFO] [stdout]  --> src/bin/tessoku_a45.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let (mut w_cnt, mut r_cnt, mut b_cnt) = (0usize, 0usize, 0usize);
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_w_cnt` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w_cnt` is never read
[INFO] [stdout]   --> src/bin/tessoku_a45.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |             'W' => { w_cnt += 1; },
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ans` is never read
[INFO] [stdout]   --> src/bin/tessoku_a45.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut ans = ' ';
[INFO] [stdout]    |                   ^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 27 |         ans = if r_flg { 'R' } else { 'B' };
[INFO] [stdout]    |         ----------------------------------- `ans` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc370_b.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let i = ans; 
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc391_e.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc391_e.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let mut b = back_b[i][j..(j+3)].to_vec();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ans` is never read
[INFO] [stdout]   --> src/bin/abc391_e.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut ans = 0;
[INFO] [stdout]    |                       ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 49 |                 ans = ans1.min(ans2);
[INFO] [stdout]    |                 -------------------- `ans` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]  --> src/bin/adt_medium_20250410_3_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         w: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum_a` is never read
[INFO] [stdout]   --> src/bin/abc452_e.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         sum_a += a[i];
[INFO] [stdout]    |         ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 33 |         sum_a %= r#mod;
[INFO] [stdout]    |         -------------- `sum_a` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `sum_a` is never read
[INFO] [stdout]   --> src/bin/abc452_e.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         sum_a %= r#mod;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `marker::Chars`
[INFO] [stdout]  --> src/bin/abc310_c.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proconio::{input, marker::Chars};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc436_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc421_d.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/bin/abc421_d.rs:123:59
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn same(pre_t: (isize, isize), pre_a: (isize, isize), t: (isize, isize), a: (isize, isize), tdir: char, adir: char, len: isize)...
[INFO] [stdout]     |                                                           ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/bin/abc421_d.rs:123:78
[INFO] [stdout]     |
[INFO] [stdout] 123 | ...ze, isize), t: (isize, isize), a: (isize, isize), tdir: char, adir: char, len: isize) -> bool {
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `HashSet`
[INFO] [stdout]  --> src/bin/abc363_c.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/adt_medium_20250320_3_g.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut ans = "Yes";
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ans`
[INFO] [stdout]   --> src/bin/adt_medium_20250320_3_g.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut ans = "Yes";
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ans`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/bin/adt_medium_20250320_3_g.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (s, t) in st.iter() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]  --> src/bin/abc383_c.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{VecDeque, BinaryHeap};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc429_d.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 |     for (i, &s) in keys.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/bin/abc429_d.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut t = keys[0];
[INFO] [stdout]    |                 ^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 29 |             t = keys[j];
[INFO] [stdout]    |             ----------- `t` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/adt_medium_20250424_3_e.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut end_flg = false;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end_flg`
[INFO] [stdout]   --> src/bin/adt_medium_20250424_3_e.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut end_flg = false;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_flg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pre_from`
[INFO] [stdout]   --> src/bin/abc429_e.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 let (_, pre_from) = dist1[v];
[INFO] [stdout]    |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_from`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/bin/abc404_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc385_c.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for (i, &vi) in v.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/bin/abc404_d.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for j in 0..n {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/adt_medium_20250327_3_g.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut ans = (n % m);
[INFO] [stdout]    |                   ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 31 -     let mut ans = (n % m);
[INFO] [stdout] 31 +     let mut ans = n % m ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `marker::Chars`
[INFO] [stdout]  --> src/bin/abc310_c.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proconio::{input, marker::Chars};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc314_c.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     for (_, mut que) in map.iter_mut() {
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/bin/abc314_c.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         m: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc438_b.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut s: Vec<usize> = s.iter().map(|&x| x.to_digit(10).unwrap() as usize).collect();
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc438_b.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut t: Vec<usize> = t.iter().map(|&x| x.to_digit(10).unwrap() as usize).collect();
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc425_f.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> src/bin/adt_medium_20250312_2_f.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for (i, &si) in s.iter().rev().enumerate() {
[INFO] [stdout]   |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `input`
[INFO] [stdout]  --> src/bin/adt_medium_20250123_3_g.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proconio::{input, input_interactive};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc390_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 1..n {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc382_b.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/abc446_e.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc329_d.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/abc310_d.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeSet`
[INFO] [stdout]  --> src/bin/abc440_e.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BinaryHeap, HashSet, BTreeSet};
[INFO] [stdout]   |                                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/bin/abc310_d.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/abc451_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `q_cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc312_d.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut q_cnt = 0;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_q_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `q_cnt` is never read
[INFO] [stdout]   --> src/bin/abc312_d.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 |             '?' => { q_cnt += 1; },
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/bin/abc348_d.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 |         for (j, (pos2, _)) in potion.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc313_b.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/abc313_b.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for (a, b) in ab.iter() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BinaryHeap` and `VecDeque`
[INFO] [stdout]  --> src/bin/adt_medium_20250402_3_e.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{VecDeque, BinaryHeap};
[INFO] [stdout]   |                        ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc418_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/abc405_d.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{VecDeque, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Binary`
[INFO] [stdout]  --> src/bin/abc342_e.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{collections::BinaryHeap, fmt::Binary};
[INFO] [stdout]   |                                    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/tessoku_a56.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut r#mod = 1000000009;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/tessoku_a56.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         n: usize,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]  --> src/bin/adt_medium_20250410_3_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         w: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc362_d.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let mut dijk = Dijkstra::new(n, edge, 0, a);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a0`
[INFO] [stdout]   --> src/bin/abc362_d.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let a0 = a[0];
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_a0`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]  --> src/bin/abc362_d.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Dijkstra {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 7 |     distance: Vec<usize>,
[INFO] [stdout] 8 |     parent: Vec<usize>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_path` is never used
[INFO] [stdout]   --> src/bin/abc362_d.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Dijkstra {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn get_path(&self, target: usize) -> Vec<usize> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc349_c.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     for (i, si) in s.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc385_c.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for (i, &vi) in v.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc447_c.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut i1 = s.len()-1;
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc425_f.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc329_d.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/abc331_a.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |         m = 1;;
[INFO] [stdout]    |               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]  --> src/bin/abc331_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         M: usize,
[INFO] [stdout]   |         ^ help: convert the identifier to snake case: `m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `D` should have a snake case name
[INFO] [stdout]  --> src/bin/abc331_a.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         D: usize,
[INFO] [stdout]   |         ^ help: convert the identifier to snake case: `d`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc361_e.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut branch = false;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ans` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc361_e.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut ans: usize = 0;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_ans` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branch`
[INFO] [stdout]   --> src/bin/abc361_e.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut branch = false;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_branch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `max_i2` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc361_e.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mut max_i2 = 0;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_max_i2` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ans` is never read
[INFO] [stdout]   --> src/bin/abc361_e.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         ans += c;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_i2` is never read
[INFO] [stdout]   --> src/bin/abc361_e.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |             max_i2 = i;
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]  --> src/bin/adt_medium_20250313_3_e.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         h: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]  --> src/bin/adt_medium_20250313_3_e.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         w: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/adt_medium_20250313_3_e.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let (Reverse(b), a, i) = bai.pop().unwrap();
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/adt_medium_20250325_1_f.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |     for (i, &ai) in a.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]  --> src/bin/adt_medium_20250313_3_e.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         h: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]  --> src/bin/adt_medium_20250313_3_e.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         w: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/adt_medium_20250313_3_e.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let (Reverse(b), a, i) = bai.pop().unwrap();
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/adt_medium_20250325_1_f.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (i, &bi) in b.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `HashSet`
[INFO] [stdout]  --> src/bin/abc363_c.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc379_b.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/abc354_c.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (i, a, c) in iac.iter() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/bin/abc443_e.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/bin/tessoku_a68.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let e = graph[b].entry(a).or_insert(0);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/bin/tessoku_a68.rs:64:14
[INFO] [stdout]    |
[INFO] [stdout] 64 |     for &(a, b, c) in abc.iter() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proconio::input`
[INFO] [stdout]  --> src/bin/apg4b_cp.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proconio::input;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]  --> src/bin/apg4b_cp.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     if (a) {
[INFO] [stdout]   |        ^ ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 -     if (a) {
[INFO] [stdout] 8 +     if a  {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     if (!a && b) {
[INFO] [stdout]    |        ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -     if (!a && b) {
[INFO] [stdout] 14 +     if !a && b  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     } else if (!b && c) {
[INFO] [stdout]    |               ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     } else if (!b && c) {
[INFO] [stdout] 16 +     } else if !b && c  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     if (a && b && c) {
[INFO] [stdout]    |        ^           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     if (a && b && c) {
[INFO] [stdout] 20 +     if a && b && c  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     } else if (true && false) {
[INFO] [stdout]    |               ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 -     } else if (true && false) {
[INFO] [stdout] 22 +     } else if true && false  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/apg4b_cp.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     } else if (!a || c) {
[INFO] [stdout]    |               ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -     } else if (!a || c) {
[INFO] [stdout] 24 +     } else if !a || c  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `HashSet`
[INFO] [stdout]  --> src/bin/abc416_e.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ac_library::Dsu`
[INFO] [stdout]  --> src/bin/abc416_e.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ac_library::Dsu;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc436_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len2`
[INFO] [stdout]   --> src/bin/abc450_e.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let len2 = len[i-2];
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_len2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]   --> src/bin/abc219_e.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn check(v: &[Vec<bool>], h: &[Vec<bool>], a: &[Vec<usize>]) -> bool {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc382_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc322_d.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut max_i = p.len()-1;
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc322_d.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut max_j = p[0].len()-1;
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc322_d.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let mut i2 = j;
[INFO] [stdout]    |                     ----^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc322_d.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let mut j2 = max_i - i;
[INFO] [stdout]    |                     ----^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/arc180_c.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |                     let mut flg = true;
[INFO] [stdout]    |                         ----^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flg`
[INFO] [stdout]   --> src/bin/arc180_c.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |                     let mut flg = true;
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_flg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/bin/arc180_c.rs:78:10
[INFO] [stdout]    |
[INFO] [stdout] 78 |     for (k, v) in dp[n].iter() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeSet`
[INFO] [stdout]  --> src/bin/abc440_e.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BinaryHeap, HashSet, BTreeSet};
[INFO] [stdout]   |                                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc371_d.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let mut li = match x.binary_search(&l) {
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc371_d.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut ri = match x.binary_search(&(r+1)) {
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc379_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 0..q_cnt {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIR` should have a snake case name
[INFO] [stdout]   --> src/bin/abc339_d.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let DIR: Vec<i64> = vec![-(n as i64), 1, n as i64, -1];
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/bin/abc460_e.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let g = gcd((10usize.pow(d)-1), m);
[INFO] [stdout]    |                         ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -             let g = gcd((10usize.pow(d)-1), m);
[INFO] [stdout] 23 +             let g = gcd(10usize.pow(d)-1 , m);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/adt_medium_20250513_2_e.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/bin/adt_medium_20250401_3_e.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for &(a, b) in ab.iter() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conv_now`
[INFO] [stdout]   --> src/bin/abc376_f.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |             let conv_now = 0;  // 今回動かす手を0にして考える
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_conv_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let (next, next2, cnt2) = (t, t%n+1, conv_t+1);
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 let (next, next2, cnt2) = (t, (n+t-2)%n+1, n-conv_t+1);
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 let (next, next2, cnt2) = (t, now2, conv_t);
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |                 let (next, next2, cnt2) = (t, (n+t-2)%n+1, (n-conv_t)+(conv_now2-conv_t+1));
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:39:22
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 let (next, next2, cnt2) = (t, t%n+1, conv_t+(conv_t-conv_now2+1));
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]   --> src/bin/abc376_f.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 let (next, next2, cnt2) = (t, now2, n-conv_t);
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kk`
[INFO] [stdout]   --> src/bin/abc376_b.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let kk = (lr[j] + k - 1)%n+1;
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_kk`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kk`
[INFO] [stdout]   --> src/bin/abc376_b.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let kk = (lr[j] + k - 1)%n+1;
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_kk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/bin/abc424_b.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |     for &(a, b) in ab.iter() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc391_e.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc391_e.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let mut b = back_b[i][j..(j+3)].to_vec();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ans` is never read
[INFO] [stdout]   --> src/bin/abc391_e.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut ans = 0;
[INFO] [stdout]    |                       ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 49 |                 ans = ans1.min(ans2);
[INFO] [stdout]    |                 -------------------- `ans` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIR` should have a snake case name
[INFO] [stdout]   --> src/bin/abc339_b.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let DIR = [(-1, 0), (0, 1), (1, 0), (0, -1)];
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kk`
[INFO] [stdout]   --> src/bin/abc376_b.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |             let kk = (lr[j] + k - 1)%n+1;
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_kk`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kk`
[INFO] [stdout]   --> src/bin/abc376_b.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let kk = (lr[j] + k - 1)%n+1;
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_kk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/abc315_d.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/adt_medium_20250513_2_f.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/adt_medium_20250424_3_e.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut end_flg = false;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end_flg`
[INFO] [stdout]   --> src/bin/adt_medium_20250424_3_e.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut end_flg = false;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_flg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc333_d.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc360_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut sorted_x = x.clone();
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc391_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/adt_medium_20250422_2_f.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/bin/adt_medium_20250401_3_e.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for &(a, b) in ab.iter() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/adt_medium_20250513_2_f.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/abc320_b.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut ans = 0;
[INFO] [stdout]   |         ----^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ans`
[INFO] [stdout]  --> src/bin/abc320_b.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut ans = 0;
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ans`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/abc310_d.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, HashMap};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/bin/abc310_d.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc425_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut after = s.clone();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `after`
[INFO] [stdout]   --> src/bin/abc425_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut after = s.clone();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_after`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sum_a`
[INFO] [stdout]   --> src/bin/abc429_c.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let sum_a: usize = a.iter().sum();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_sum_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/bin/abc381_b.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for (k, &v) in map.iter() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/arc211_c.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 0..n {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/arc211_c.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     for i in 0..n {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/arc211_c.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let n = s.len();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/bin/abc430_c.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/arc211_c.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 0..n {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/arc211_c.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     for i in 0..n {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/arc211_c.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let n = s.len();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/tessoku_a28.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut r#mod = 10000;
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/bin/abc397_b.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc441_b.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/bin/abc441_b.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         m: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]  --> src/bin/abc213_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         h: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]  --> src/bin/abc213_c.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         w: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc360_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut sorted_x = x.clone();
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc324_d.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ss`
[INFO] [stdout]   --> src/bin/abc324_d.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let ss:Result<i32, _> = min_s.parse();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/bin/abc324_d.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |         for (k, v) in cnt.iter() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/bin/abc324_d.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for (k, v) in cnt2.iter() {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc355_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/arc213_a.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::{HashMap, BinaryHeap};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc418_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `S` should have a snake case name
[INFO] [stdout]  --> src/bin/abc350_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         S: String,
[INFO] [stdout]   |         ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opt_v`
[INFO] [stdout]   --> src/bin/arc213_a.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let opt_v = 0;
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_opt_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/arc213_a.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |         for (i, &qi) in q.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc441_b.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/bin/abc441_b.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         m: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `VecDeque`
[INFO] [stdout]  --> src/bin/abc358_c.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/tessoku_a45.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `w_cnt` is assigned to, but never used
[INFO] [stdout]  --> src/bin/tessoku_a45.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let (mut w_cnt, mut r_cnt, mut b_cnt) = (0usize, 0usize, 0usize);
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_w_cnt` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `w_cnt` is never read
[INFO] [stdout]   --> src/bin/tessoku_a45.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |             'W' => { w_cnt += 1; },
[INFO] [stdout]    |                      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ans` is never read
[INFO] [stdout]   --> src/bin/tessoku_a45.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut ans = ' ';
[INFO] [stdout]    |                   ^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 27 |         ans = if r_flg { 'R' } else { 'B' };
[INFO] [stdout]    |         ----------------------------------- `ans` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/bin/abc404_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/bin/abc404_d.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         for j in 0..n {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc328_c.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/abc405_d.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{VecDeque, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/bin/abc447_f.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]   --> src/bin/abc219_e.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn check(v: &[Vec<bool>], h: &[Vec<bool>], a: &[Vec<usize>]) -> bool {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/abc410_e.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/bin/abc460_e.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |             let g = gcd((10usize.pow(d)-1), m);
[INFO] [stdout]    |                         ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -             let g = gcd((10usize.pow(d)-1), m);
[INFO] [stdout] 23 +             let g = gcd(10usize.pow(d)-1 , m);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/bin/abc423_c.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |         for i in (0..r) {
[INFO] [stdout]    |                  ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -         for i in (0..r) {
[INFO] [stdout] 36 +         for i in 0..r  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/abc424_c.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashSet, HashMap, VecDeque};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIR` should have a snake case name
[INFO] [stdout]   --> src/bin/abc339_d.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let DIR: Vec<i64> = vec![-(n as i64), 1, n as i64, -1];
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/adt_medium_20250327_3_g.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut ans = (n % m);
[INFO] [stdout]    |                   ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 31 -     let mut ans = (n % m);
[INFO] [stdout] 31 +     let mut ans = n % m ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc370_b.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let i = ans; 
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/arc180_c.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |                     let mut flg = true;
[INFO] [stdout]    |                         ----^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `flg`
[INFO] [stdout]   --> src/bin/arc180_c.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |                     let mut flg = true;
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_flg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/bin/arc180_c.rs:78:10
[INFO] [stdout]    |
[INFO] [stdout] 78 |     for (k, v) in dp[n].iter() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_cnt` is assigned to, but never used
[INFO] [stdout]  --> src/bin/abc363_d.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut last_cnt = 1;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_last_cnt` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `del_cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc363_d.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut del_cnt = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_del_cnt` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `del_cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc363_d.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut del_cnt = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_del_cnt` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_cnt` is never read
[INFO] [stdout]   --> src/bin/abc363_d.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         last_cnt = tmp;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `del_cnt` is never read
[INFO] [stdout]   --> src/bin/abc363_d.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             del_cnt += diff;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `del_cnt` is never read
[INFO] [stdout]   --> src/bin/abc363_d.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 del_cnt += diff;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/bin/tessoku_a68.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let e = graph[b].entry(a).or_insert(0);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/bin/tessoku_a68.rs:64:14
[INFO] [stdout]    |
[INFO] [stdout] 64 |     for &(a, b, c) in abc.iter() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/abc362_e.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut ans: Vec<usize> = vec![n, n*(n-1)/2];
[INFO] [stdout]   |         ----^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc362_e.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut cnt = 0;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cnt` is never read
[INFO] [stdout]   --> src/bin/abc362_e.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 cnt += 1;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/bin/abc337_e.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/bin/abc337_e.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/bin/abc337_e.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc373_e.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut xi = ai+left;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `r` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc337_e.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut r: usize = n;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_r` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/bin/abc337_e.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     r = j*2+c1;
[INFO] [stdout]    |                     ---------- `r` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 85 |                     r = j*2+c1+c2;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/bin/abc337_e.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     r = j*2+c1+c2;
[INFO] [stdout]    |                     ------------- `r` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 82 |                     r = j*2+c1;
[INFO] [stdout]    |                     ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/bin/abc337_e.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     r = j*2+c1;
[INFO] [stdout]    |                     ---------- `r` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 75 |                     r = j*2+c1+c2;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/bin/abc337_e.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     r = j*2+c1;
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/bin/abc324_d2.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |             for j in 0..10 {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ri`
[INFO] [stdout]   --> src/bin/abc366_d.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let ri = (rx-1)*n + (ry-1);
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_ri`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/bin/abc337_e.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/bin/abc337_e.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/bin/abc337_e.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc411_c.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/bin/abc381_b.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     for (k, &v) in map.iter() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `r` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc337_e.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut r: usize = n;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_r` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/bin/abc337_e.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     r = j*2+c1;
[INFO] [stdout]    |                     ---------- `r` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 85 |                     r = j*2+c1+c2;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/bin/abc337_e.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     r = j*2+c1+c2;
[INFO] [stdout]    |                     ------------- `r` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 82 |                     r = j*2+c1;
[INFO] [stdout]    |                     ^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/bin/abc337_e.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     r = j*2+c1;
[INFO] [stdout]    |                     ---------- `r` is overwritten here before the previous value is read
[INFO] [stdout] ...
[INFO] [stdout] 75 |                     r = j*2+c1+c2;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `r` is never read
[INFO] [stdout]   --> src/bin/abc337_e.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     r = j*2+c1;
[INFO] [stdout]    |                     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ri`
[INFO] [stdout]   --> src/bin/abc366_d.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let ri = (rx-1)*n + (ry-1);
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_ri`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]   --> src/bin/abc324_d2.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |             for j in 0..10 {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc438_b.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut s: Vec<usize> = s.iter().map(|&x| x.to_digit(10).unwrap() as usize).collect();
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc438_b.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut t: Vec<usize> = t.iter().map(|&x| x.to_digit(10).unwrap() as usize).collect();
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]   --> src/bin/abc384_c.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for (score, name) in ans.iter() {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cnt` is assigned to, but never used
[INFO] [stdout]   --> src/bin/abc319_d.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut cnt = 0;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc319_d.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         for i in 0..m {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cnt` is never read
[INFO] [stdout]   --> src/bin/abc319_d.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |             cnt += 1;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/abc399_c.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{VecDeque, HashSet};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc349_c.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     for (i, si) in s.iter().enumerate() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc450_d.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut a_max = *(a.last().unwrap());
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/abc379_d.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 0..q_cnt {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]  --> src/bin/abc385_b.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         w: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/adt_medium_20250401_3_g.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> src/bin/abc382_a.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         n: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/bin/abc355_d.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/abc314_c.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     for (_, mut que) in map.iter_mut() {
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> src/bin/abc314_c.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |         m: usize,
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ci`
[INFO] [stdout]   --> src/bin/adt_medium_20250430_2_e.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |     for (j, &(ci, i)) in c.iter().enumerate() {
[INFO] [stdout]    |               ^^ help: if this is intentional, prefix it with an underscore: `_ci`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len2`
[INFO] [stdout]   --> src/bin/abc450_e.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let len2 = len[i-2];
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_len2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/bin/arc212_b.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BinaryHeap, HashSet};
[INFO] [stdout]   |                                    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/arc212_b.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (i, &(x, y, c)) in xyc.iter().enumerate() {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/arc212_b.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     for (i, &(x, y, c)) in xyc.iter().enumerate() {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/bin/arc212_b.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     for (i, &(x, y, c)) in xyc.iter().enumerate() {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `t` is never read
[INFO] [stdout]   --> src/bin/abc423_d.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut t = 0;
[INFO] [stdout]    |                 ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 38 |             t = ti;
[INFO] [stdout]    |             ------ `t` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "20b4fbba41364037fc45d8cc04c6a433df5cf99596f13fe0a91c507195bce5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b4fbba41364037fc45d8cc04c6a433df5cf99596f13fe0a91c507195bce5ec", kill_on_drop: false }`
[INFO] [stdout] 20b4fbba41364037fc45d8cc04c6a433df5cf99596f13fe0a91c507195bce5ec