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 14:16:14
言語 Rust
(1.83.0 + proconio)
結果
AC  
実行時間 31 ms / 400 ms
コード長 2,192 bytes
コンパイル時間 1,301 ms
コンパイル使用メモリ 154,028 KB
実行使用メモリ 24,384 KB
スコア 3,856
平均クエリ数 52.00
最終ジャッジ日時 2023-10-01 14:16:24
合計ジャッジ時間 9,285 ms
ジャッジサーバーID
（参考情報） 		judge14 / judge11
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ファイルパターン 結果
other AC * 100
権限があれば一括ダウンロードができます
コンパイルメッセージ
warning: value assigned to `M` is never read
  --> Main.rs:17:13
   |
17 |     let mut M = input!(usize);
   |             ^
   |
   = help: maybe it is overwritten before being read?
   = note: `#[warn(unused_assignments)]` on by default

warning: variable `S` is assigned to, but never used
  --> Main.rs:19:13
   |
19 |     let mut S = vec![];
   |             ^
   |
   = note: consider using `_S` instead
   = note: `#[warn(unused_variables)]` on by default

warning: variable `P` is assigned to, but never used
  --> Main.rs:20:13
   |
20 |     let mut P = vec![];
   |             ^
   |
   = note: consider using `_P` instead

warning: variable `R` is assigned to, but never used
  --> Main.rs:21:13
   |
21 |     let mut R = vec![];
   |             ^
   |
   = note: consider using `_R` instead

warning: value assigned to `S` is never read
  --> Main.rs:34:9
   |
34 |         S = input!(usize, N);
   |         ^
   |
   = help: maybe it is overwritten before being read?

warning: value assigned to `P` is never read
  --> Main.rs:35:9
   |
35 |         P = input!(isize, N);
   |         ^
   |
   = help: maybe it is overwritten before being read?

warning: value assigned to `R` is never read
  --> Main.rs:36:9
   |
36 |         R = input!(usize, N);
   |         ^
   |
   = help: maybe it is overwritten before being read?

warning: value assigned to `S` is never read
  --> Main.rs:69:13
   |
69 |             S = input!(usize, N);
   |             ^
   |
   = help: maybe it is overwritten before being read?

warning: value assigned to `P` is never read
  --> Main.rs:70:13
   |
70 |             P = input!(isize, N);
   |             ^
   |
   = help: maybe it is overwritten before being read?

warning: value assigned to `R` is never read
  --> Main.rs:71:13
   |
71 |             R = input!(usize, N);
   |             ^
   |
   = help: maybe it is overwritten before being read?

warning: 10 warnings emitted

ソースコード

diff # 

#![allow(unused_must_use, non_snake_case)]
use std::io::{stdin, stdout, BufWriter, Write};

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);

    let mut S = vec![];
    let mut P = vec![];
    let mut R = vec![];

    // g >= 3 を最初にやったら M = 0 になる :(
    let g = 2;

    {
        let out = &mut BufWriter::new(stdout());

        writeln!(out, "2 {}", g);
    }

    {
        M = input!(usize);
        S = input!(usize, N);
        P = input!(isize, N);
        R = input!(usize, N);
    }

    for _ in 1..T {
        let C = M / 500;

        // output
        {
            let out = &mut BufWriter::new(stdout());

            // let sum_of_weight = P.iter().map(|&p| if p >= 0 { p } else { 0 }).sum::<isize>();

            // assert!(sum_of_weight > 0);

            // let L = (0..N)
            //     .map(|i| C * (if P[i] >= 0 { P[i] } else { 0 }) as usize / sum_of_weight as usize)
            //     .collect::<Vec<_>>();

            let L = vec![C / N; N];

            writeln!(
                out,
                "1 {}",
                L.iter()
                    .map(|x| x.to_string())
                    .collect::<Vec<_>>()
                    .join(" ")
            );
        }

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

#[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();
        }
    }
}
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