結果
問題 | No.2373 wa, wo, n |
ユーザー |
|
提出日時 | 2023-07-08 00:41:50 |
言語 | Rust (1.83.0 + proconio) |
結果 |
AC
|
実行時間 | 7 ms / 2,000 ms |
コード長 | 2,379 bytes |
コンパイル時間 | 12,607 ms |
コンパイル使用メモリ | 393,468 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-21 21:02:49 |
合計ジャッジ時間 | 14,193 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 39 |
コンパイルメッセージ
warning: unused import: `std::collections::*` --> src/main.rs:39:5 | 39 | use std::collections::*; | ^^^^^^^^^^^^^^^^^^^ | = note: `#[warn(unused_imports)]` on by default
ソースコード
pub mod scanner {pub struct Scanner {buf: Vec<String>,}impl Scanner {pub fn new() -> Self {Self { buf: vec![] }}pub fn new_from(source: &str) -> Self {let source = String::from(source);let buf = Self::split(source);Self { buf }}pub fn next<T: std::str::FromStr>(&mut self) -> T {loop {if let Some(x) = self.buf.pop() {return x.parse().ok().expect("");}let mut source = String::new();std::io::stdin().read_line(&mut source).expect("");self.buf = Self::split(source);}}fn split(source: String) -> Vec<String> {source.split_whitespace().rev().map(String::from).collect::<Vec<_>>()}}}use crate::scanner::Scanner;use std::collections::*;fn main() {let mut scanner = Scanner::new();let t = 1;for _ in 0..t {solve(&mut scanner);}}fn solve(scanner: &mut Scanner) {let n: usize = scanner.next();let t: String = scanner.next();let mut s: Vec<(usize, char)> = t.char_indices().collect::<Vec<(usize, char)>>();let mut flag = true;for i in 0..n {if s[i].1 == '?' {if i > 0 {if s[i-1].1 == 'w' {s[i].1 = 'a';continue;}}if i < n-1 {if s[i+1].1 == 'a' || s[i+1].1 == 'o' {s[i].1 = 'w';continue;}}s[i].1 = 'n';}}if s[0].1 != 'w' && s[0].1 != 'n' {flag = false;}for i in 1..n {if s[i-1].1 == 'w' {if s[i].1 != 'a' && s[i].1 != 'o' {flag = false;}} else if s[i-1].1 == 'a' || s[i-1].1 == 'o' || s[i-1].1 == 'n' {if s[i].1 != 'w' && s[i].1 != 'n' {flag = false;}} else {flag = false;}}if s[n-1].1 != 'a' && s[n-1].1 != 'o' && s[n-1].1 != 'n' {flag = false;}if flag {println!("Yes");} else {println!("No");}}