結果

問題 No.1865 Make Cycle
ユーザー akakimidoriakakimidori
提出日時 2022-03-04 21:48:00
言語 Rust
(1.77.0)
結果
WA  
実行時間 -
コード長 1,679 bytes
コンパイル時間 552 ms
コンパイル使用メモリ 123,540 KB
実行使用メモリ 4,380 KB
最終ジャッジ日時 2023-09-26 00:36:11
合計ジャッジ時間 2,068 ms
ジャッジサーバーID
(参考情報)
judge11 / judge13
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 WA -
testcase_01 WA -
testcase_02 WA -
testcase_03 WA -
testcase_04 WA -
testcase_05 WA -
testcase_06 WA -
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 WA -
testcase_11 WA -
testcase_12 WA -
testcase_13 WA -
testcase_14 WA -
testcase_15 WA -
testcase_16 WA -
testcase_17 WA -
testcase_18 WA -
testcase_19 WA -
testcase_20 WA -
testcase_21 WA -
testcase_22 WA -
testcase_23 WA -
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コンパイルメッセージ
warning: unused macro definition: `input`
 --> Main.rs:3:14
  |
3 | macro_rules! input {
  |              ^^^^^
  |
  = note: `#[warn(unused_macros)]` on by default

warning: unused macro definition: `input_inner`
  --> Main.rs:20:14
   |
20 | macro_rules! input_inner {
   |              ^^^^^^^^^^^

warning: unused macro definition: `read_value`
  --> Main.rs:29:14
   |
29 | macro_rules! read_value {
   |              ^^^^^^^^^^

warning: unused import: `std::io::Write`
  --> Main.rs:51:5
   |
51 | use std::io::Write;
   |     ^^^^^^^^^^^^^^
   |
   = note: `#[warn(unused_imports)]` on by default

warning: unused variable: `out`
  --> Main.rs:60:13
   |
60 |     let mut out = std::io::BufWriter::new(out.lock());
   |             ^^^ help: if this is intentional, prefix it with an underscore: `_out`
   |
   = note: `#[warn(unused_variables)]` on by default

warning: variable does not need to be mutable
  --> Main.rs:60:9
   |
60 |     let mut out = std::io::BufWriter::new(out.lock());
   |         ----^^^
   |         |
   |         help: remove this `mut`
   |
   = note: `#[warn(unused_mut)]` on by default

warning: type alias `Map` is never used
  --> Main.rs:54:6
   |
54 | type Map<K, V> = BTreeMap<K, V>;
   |      ^^^
   |
   = note: `#[warn(dead_code)]` on by default

warning: type alias `Set` is never used
  --> Main.rs:55:6
   |
55 | type Set<T> = BTreeSet<T>;
   |      ^^^

warning: type alias `Deque` is never used
  --> Main.rs:56:6
   |
56 | type Deque<T> = VecDeque<T>;
   |      ^^^^^

warning: 9 warnings emitted

ソースコード

diff #

// ---------- begin input macro ----------
// reference: https://qiita.com/tanakh/items/0ba42c7ca36cd29d0ac8
macro_rules! input {
    (source = $s:expr, $($r:tt)*) => {
        let mut iter = $s.split_whitespace();
        input_inner!{iter, $($r)*}
    };
    ($($r:tt)*) => {
        let s = {
            use std::io::Read;
            let mut s = String::new();
            std::io::stdin().read_to_string(&mut s).unwrap();
            s
        };
        let mut iter = s.split_whitespace();
        input_inner!{iter, $($r)*}
    };
}

macro_rules! input_inner {
    ($iter:expr) => {};
    ($iter:expr, ) => {};
    ($iter:expr, $var:ident : $t:tt $($r:tt)*) => {
        let $var = read_value!($iter, $t);
        input_inner!{$iter $($r)*}
    };
}

macro_rules! read_value {
    ($iter:expr, ( $($t:tt),* )) => {
        ( $(read_value!($iter, $t)),* )
    };
    ($iter:expr, [ $t:tt ; $len:expr ]) => {
        (0..$len).map(|_| read_value!($iter, $t)).collect::<Vec<_>>()
    };
    ($iter:expr, chars) => {
        read_value!($iter, String).chars().collect::<Vec<char>>()
    };
    ($iter:expr, bytes) => {
        read_value!($iter, String).bytes().collect::<Vec<u8>>()
    };
    ($iter:expr, usize1) => {
        read_value!($iter, usize) - 1
    };
    ($iter:expr, $t:ty) => {
        $iter.next().unwrap().parse::<$t>().expect("Parse error")
    };
}
// ---------- end input macro ----------

use std::io::Write;
use std::collections::*;

type Map<K, V> = BTreeMap<K, V>;
type Set<T> = BTreeSet<T>;
type Deque<T> = VecDeque<T>;

fn run() {
    let out = std::io::stdout();
    let mut out = std::io::BufWriter::new(out.lock());
}

fn main() {
    run();
}
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