結果

問題 No.5018 Let's Make a Best-seller Book
ユーザー naut3naut3
提出日時 2023-10-01 14:26:43
言語 Rust
(1.77.0 + proconio)
結果
TLE  
実行時間 -
コード長 2,474 bytes
コンパイル時間 1,216 ms
コンパイル使用メモリ 153,204 KB
実行使用メモリ 4,380 KB
スコア 0
最終ジャッジ日時 2023-10-01 14:26:48
合計ジャッジ時間 4,635 ms
ジャッジサーバーID
（参考情報） 		judge12 / judge11
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テストケース

テストケース表示
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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: value assigned to `P` is never read
  --> Main.rs:20:13
   |
20 |     let mut P = vec![];
   |             ^
   |
   = help: maybe it is overwritten before being read?

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:41:9
   |
41 |         S = input!(usize, N);
   |         ^
   |
   = help: maybe it is overwritten before being read?

warning: value assigned to `R` is never read
  --> Main.rs:43:9
   |
43 |         R = input!(usize, N);
   |         ^
   |
   = help: maybe it is overwritten before being read?

warning: value assigned to `S` is never read
  --> Main.rs:86:13
   |
86 |             S = input!(usize, N);
   |             ^
   |
   = help: maybe it is overwritten before being read?

warning: value assigned to `R` is never read
  --> Main.rs:88:13
   |
88 |             R = input!(usize, N);
   |             ^
   |
   = help: maybe it is overwritten before being read?

warning: 8 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 = {
            let r = input!(isize);

            assert!(r != -1);

            r as usize
        };

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

    for _ in 1..T {
        let C = M / 500;
        let C_half = C / 2;

        // 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_half / N
                        + C_half * (if P[i] > 0 { P[i] } else { 0 }) as usize
                            / sum_of_weight as usize
                })
                .collect::<Vec<_>>();

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

        // input
        {
            M = {
                let r = input!(isize);

                assert!(r != -1);

                r as 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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