結果

問題 No.5018 Let's Make a Best-seller Book
ユーザー naut3
提出日時 2023-10-01 13:31:37
言語 Rust
(1.83.0 + proconio)
結果
RE  
実行時間 -
コード長 1,543 bytes
コンパイル時間 1,421 ms
コンパイル使用メモリ 163,764 KB
実行使用メモリ 24,504 KB
スコア 0
平均クエリ数 1.00
最終ジャッジ日時 2023-10-01 13:31:46
合計ジャッジ時間 9,004 ms
ジャッジサーバーID
（参考情報） 		judge15 / judge12
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ファイルパターン 結果
other RE * 100
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コンパイルメッセージ
warning: unused variable: `M_current`
  --> Main.rs:54:17
   |
54 |             let M_current = input!(usize);
   |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_M_current`
   |
   = note: `#[warn(unused_variables)]` on by default

warning: unused variable: `S`
  --> Main.rs:55:17
   |
55 |             let S = input!(usize, N);
   |                 ^ help: if this is intentional, prefix it with an underscore: `_S`

warning: unused variable: `P`
  --> Main.rs:56:17
   |
56 |             let P = input!(isize, N);
   |                 ^ help: if this is intentional, prefix it with an underscore: `_P`

warning: unused variable: `R`
  --> Main.rs:57:17
   |
57 |             let R = input!(usize, N);
   |                 ^ help: if this is intentional, prefix it with an underscore: `_R`

warning: variable does not need to be mutable
  --> Main.rs:31:9
   |
31 |     let mut M = input!(usize);
   |         ----^
   |         |
   |         help: remove this `mut`
   |
   = note: `#[warn(unused_mut)]` on by default

warning: variable `T` should have a snake case name
  --> Main.rs:29:9
   |
29 |     let T = input!(usize);
   |         ^ help: convert the identifier to snake case: `t`
   |
   = note: `#[warn(non_snake_case)]` on by default

warning: variable `N` should have a snake case name
  --> Main.rs:30:9
   |
30 |     let N = input!(usize);
   |         ^ help: convert the identifier to snake case: `n`

warning: variable `M` should have a snake case name
  --> Main.rs:31:13
   |
31 |     let mut M = input!(usize);
   |             ^ help: convert the identifier to snake case: `m`

warning: variable `C` should have a snake case name
  --> Main.rs:34:9
   |
34 |     let C = M / T;
   |         ^ help: convert the identifier to snake case (notice the capitalization): `c`

warning: unused `Result` that must be used
  --> Main.rs:41:13
   |
41 | /             writeln!(
42 | |                 out,
43 | |                 "1 {}",
44 | |

ソースコード

diff # 

use std::io::{stdin, stdout, BufWriter, Write};
#[derive(Default)]
struct Scanner {
    buffer: Vec<String>,
}
impl Scanner {
    fn next<T: std::str::FromStr>(&mut self) -> T {
        loop {
            if let Some(token) = self.buffer.pop() {
                return token.parse().ok().expect("Failed parse");
            }
            let mut input = String::new();
            stdin().read_line(&mut input).expect("Failed read");
            self.buffer = input.split_whitespace().rev().map(String::from).collect();
        }
    }
}
fn main() {
    let mut scan = Scanner::default();
    macro_rules! input {
        ($T: ty) => {
            scan.next::<$T>()
        };
        ($T: ty, $N: expr) => {
            (0..$N).map(|_| scan.next::<$T>()).collect::<Vec<_>>()
        };
    }

    let T = input!(usize);
    let N = input!(usize);
    let mut M = input!(usize);

    // とりあえず一日に使えるお金を均等にしてみる
    let C = M / T;

    for _ in 0..T {
        // output
        {
            let out = &mut BufWriter::new(stdout());

            writeln!(
                out,
                "1 {}",
                vec![C / N; N]
                    .iter()
                    .map(|x| x.to_string())
                    .collect::<Vec<_>>()
                    .join(" ")
            );
        }

        // input
        {
            let M_current = input!(usize);
            let S = input!(usize, N);
            let P = input!(isize, N);
            let R = input!(usize, N);
        }
    }
}
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