結果

問題 No.607 開通777年記念
コンテスト
ユーザー aimy
提出日時 2017-12-07 11:11:10
言語 Rust
(1.83.0 + proconio)
結果
AC  
実行時間 36 ms / 2,000 ms
コード長 3,080 bytes
コンパイル時間 11,593 ms
コンパイル使用メモリ 382,688 KB
実行使用メモリ 10,112 KB
最終ジャッジ日時 2024-11-29 04:53:33
合計ジャッジ時間 12,590 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge1
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 10
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: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
  --> src/main.rs:50:9
   |
50 |     buf.trim_right().parse::<T>().ok().unwrap()
   |         ^^^^^^^^^^
   |
   = note: `#[warn(deprecated)]` on by default
help: replace the use of the deprecated method
   |
50 |     buf.trim_end().parse::<T>().ok().unwrap()
   |         ~~~~~~~~

warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
  --> src/main.rs:65:22
   |
65 |     let mut it = buf.trim_right().split_whitespace();
   |                      ^^^^^^^^^^
   |
help: replace the use of the deprecated method
   |
65 |     let mut it = buf.trim_end().split_whitespace();
   |                      ~~~~~~~~

warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
  --> src/main.rs:83:22
   |
83 |     let mut it = buf.trim_right().split_whitespace();
   |                      ^^^^^^^^^^
   |
help: replace the use of the deprecated method
   |
83 |     let mut it = buf.trim_end().split_whitespace();
   |                      ~~~~~~~~

warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
   --> src/main.rs:102:9
    |
102 |     buf.trim_right().split_whitespace().map(|t| t.parse::<T>().ok().unwrap()).collect()
    |         ^^^^^^^^^^
    |
help: replace the use of the deprecated method
    |
102 |     buf.trim_end().split_whitespace().map(|t| t.parse::<T>().ok().unwrap()).collect()
    |         ~~~~~~~~

warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
   --> src/main.rs:117:9
    |
117 |     buf.trim_right().chars().collect()
    |         ^^^^^^^^^^
    |
help: replace the use of the deprecated method
    |
117 |     buf.trim_end().chars().collect()
    |         ~~~~~~~~

ソースコード

diff # 

#[allow(unused_macros)]
macro_rules! debug {
  ($($e:expr), *) => {println!(concat!($(stringify!($e), " = {:?}\n"), *), $($e), *)}
}

fn main() {
  let (n, m) = get::tuple::<usize,usize>();
  let xss = get::lists::<isize>(m);
  
  let syakutori = |xs: &[isize], k| {
    use std::cmp::Ordering::*;
    let mut acc = xs[0];
    let mut i = 0;
    let mut j = 0;
    loop {
      match (acc.cmp(&k), i == j, j == n-1) {
        (Equal, _, _) => {return true},
        (Greater, true, false) => {i += 1; j += 1; acc = xs[i]},
        (Greater, _, _) => {acc -= xs[i]; i += 1},
        (Less, _, false) => {j += 1; acc += xs[j]},
        (_, _, true) => {return false}
      }
    }
  };
  
  let succeed = || {
    let mut ans = false;
    let mut acc = vec![0; n];
    for i in 0 .. m {
      for j in 0 .. n {acc[j] += xss[i][j]}
      if syakutori(&acc, 777) {ans = true; break}
    }
    // debug!(acc);
    ans 
  };
  
  let ans = if succeed() {"YES"} else {"NO"};
  println!("{}", ans)
}

#[allow(dead_code)]
mod get {
  use std::io::*;
  use std::str::*;

  pub fn val<T: FromStr>() -> T {
    let mut buf = String::new();
    let s = stdin();
    s.lock().read_line(&mut buf).ok();
    buf.trim_right().parse::<T>().ok().unwrap()
  }

  pub fn vals<T: FromStr>(n: usize) -> Vec<T> {
    let mut vec: Vec<T> = vec![];
    for _ in 0 .. n {
      vec.push(val());
    }
    vec
  }

  pub fn tuple<T1: FromStr, T2: FromStr>() -> (T1, T2) {
    let mut buf = String::new();
    let s = stdin();
    s.lock().read_line(&mut buf).ok();
    let mut it = buf.trim_right().split_whitespace();
    let x = it.next().unwrap().parse::<T1>().ok().unwrap();
    let y = it.next().unwrap().parse::<T2>().ok().unwrap();
    (x, y)
  }

  pub fn tuples<T1: FromStr, T2: FromStr>(n: usize) -> Vec<(T1, T2)> {
    let mut vec: Vec<(T1, T2)> = vec![];
    for _ in 0 .. n {
      vec.push(tuple());
    }
    vec
  }

  pub fn tuple3<T1: FromStr, T2: FromStr, T3: FromStr>() -> (T1, T2, T3) {
    let mut buf = String::new();
    let s = stdin();
    s.lock().read_line(&mut buf).ok();
    let mut it = buf.trim_right().split_whitespace();
    let x = it.next().unwrap().parse::<T1>().ok().unwrap();
    let y = it.next().unwrap().parse::<T2>().ok().unwrap();
    let z = it.next().unwrap().parse::<T3>().ok().unwrap();
    (x, y, z)
  }

  pub fn tuple3s<T1: FromStr, T2: FromStr, T3: FromStr>(n: usize) -> Vec<(T1, T2, T3)> {
    let mut vec: Vec<(T1, T2, T3)> = vec![];
    for _ in 0 .. n {
      vec.push(tuple3());
    }
    vec
  }

  pub fn list<T: FromStr>() -> Vec<T> {
    let mut buf = String::new();
    let s = stdin();
    s.lock().read_line(&mut buf).ok();
    buf.trim_right().split_whitespace().map(|t| t.parse::<T>().ok().unwrap()).collect()
  }

  pub fn lists<T: FromStr>(h: usize) -> Vec<Vec<T>> {
    let mut mat: Vec<Vec<T>> = vec![];
    for _ in 0 .. h {
      mat.push(list());
    }
    mat
  }

  pub fn chars() -> Vec<char> {
    let mut buf = String::new();
    let s = stdin();
    s.lock().read_line(&mut buf).ok();
    buf.trim_right().chars().collect()
  }
}
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