結果

問題 No.599 回文かい
コンテスト
ユーザー aimy
提出日時 2017-11-24 23:50:41
言語 Rust
(1.83.0 + proconio)
結果
WA  
実行時間 -
コード長 2,548 bytes
コンパイル時間 15,446 ms
コンパイル使用メモリ 385,068 KB
実行使用メモリ 16,324 KB
最終ジャッジ日時 2024-11-27 08:34:36
合計ジャッジ時間 69,540 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge2
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
other AC * 4 WA * 7 TLE * 11
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::trim_right`: superseded by `trim_end`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:33:9
   |
33 |     buf.trim_right().parse::<T>().ok().unwrap()
   |         ^^^^^^^^^^
   |
   = note: `#[warn(deprecated)]` on by default
help: replace the use of the deprecated method
   |
33 |     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::trim_right`: superseded by `trim_end`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:48:22
   |
48 |     let mut it = buf.trim_right().split_whitespace();
   |                      ^^^^^^^^^^
   |
help: replace the use of the deprecated method
   |
48 |     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::trim_right`: superseded by `trim_end`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:66:22
   |
66 |     let mut it = buf.trim_right().split_whitespace();
   |                      ^^^^^^^^^^
   |
help: replace the use of the deprecated method
   |
66 |     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::trim_right`: superseded by `trim_end`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:85:9
   |
85 |     buf.trim_right().split_whitespace().map(|t| t.parse::<T>().ok().unwrap()).collect()
   |         ^^^^^^^^^^
   |
help: replace the use of the deprecated method
   |
85 |     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::trim_right`: superseded by `trim_end`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:100:9
    |
100 |     buf.trim_right().chars().collect()
    |         ^^^^^^^^^^
    |
help: replace the use of the deprecated method
    |
100 |     buf.trim_end().chars().collect()
    |         ~~~~~~~~

ソースコード

diff # 

fn main() {
  let s = get::val::<String>();

  let mut ans = 1;
  kaibun(&mut ans, &s[..], 0, s.len());
  println!("{}", ans)
}

fn kaibun(ans: &mut usize, s: &str, l: usize, r: usize) {
  let d = r - l;
  for i in 1 .. (d+1)/2 {
    let mut m = 0;
    if s[l..l+i] != s[r-i..r] {
     continue
    } else {
      m += 1;
      //println!("{} {}", &s[l..l+i], &s[r-i..r]);
      kaibun(ans, &s[..], l+i, r-i)
    }
    *ans = (*ans + m) % 1_000_000_007;
  }
}

#[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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