結果
| 問題 | 
                            No.795 Restrictions!!!!!!!!!!!!!!
                             | 
                    
| コンテスト | |
| ユーザー | 
                             | 
                    
| 提出日時 | 2019-05-28 19:27:02 | 
| 言語 | Rust  (1.83.0 + proconio)  | 
                    
| 結果 | 
                             
                                AC
                                 
                             
                            
                         | 
                    
| 実行時間 | 2 ms / 2,000 ms | 
| コード長 | 1,472 bytes | 
| コンパイル時間 | 10,278 ms | 
| コンパイル使用メモリ | 395,212 KB | 
| 実行使用メモリ | 6,944 KB | 
| 最終ジャッジ日時 | 2024-09-17 15:49:10 | 
| 合計ジャッジ時間 | 11,164 ms | 
| 
                            ジャッジサーバーID (参考情報)  | 
                        judge6 / judge5 | 
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| ファイルパターン | 結果 | 
|---|---|
| other | AC * 20 | 
コンパイルメッセージ
warning: unused variable: `n`
  --> src/main.rs:56:9
   |
56 |         n: String,
   |         ^
   |
help: `n` is captured in macro and introduced a unused variable
  --> src/main.rs:27:13
   |
27 |           let $var = read_value!($next, $t);
   |               ^^^^
...
55 | /     input! {
56 | |         n: String,
57 | |         m: String,
58 | |     }
   | |_____- in this macro invocation
   = note: `#[warn(unused_variables)]` on by default
   = note: this warning originates in the macro `input_inner` which comes from the expansion of the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info)
warning: unused variable: `m`
  --> src/main.rs:57:9
   |
57 |         m: String,
   |         ^
   |
help: `m` is captured in macro and introduced a unused variable
  --> src/main.rs:27:13
   |
27 |           let $var = read_value!($next, $t);
   |               ^^^^
...
55 | /     input! {
56 | |         n: String,
57 | |         m: String,
58 | |     }
   | |_____- in this macro invocation
   = note: this warning originates in the macro `input_inner` which comes from the expansion of the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info)
            
            ソースコード
macro_rules! input {
    (source = $s:expr, $($r:tt)*) => {
        let mut iter = $s.split_whitespace();
        let mut next = || { iter.next().unwrap() };
        input_inner!{next, $($r)*}
    };
    ($($r:tt)*) => {
        let stdin = std::io::stdin();
        let mut bytes = std::io::Read::bytes(std::io::BufReader::new(stdin.lock()));
        let mut next = move || -> String{
            bytes
                .by_ref()
                .map(|r|r.unwrap() as char)
                .skip_while(|c|c.is_whitespace())
                .take_while(|c|!c.is_whitespace())
                .collect()
        };
        input_inner!{next, $($r)*}
    };
}
macro_rules! input_inner {
    ($next:expr) => {};
    ($next:expr, ) => {};
    ($next:expr, $var:ident : $t:tt $($r:tt)*) => {
        let $var = read_value!($next, $t);
        input_inner!{$next $($r)*}
    };
}
macro_rules! read_value {
    ($next:expr, ( $($t:tt),* )) => {
        ( $(read_value!($next, $t)),* )
    };
    ($next:expr, [ $t:tt ; $len:expr ]) => {
        (0..$len).map(|_| read_value!($next, $t)).collect::<Vec<_>>()
    };
    ($next:expr, chars) => {
        read_value!($next, String).chars().collect::<Vec<char>>()
    };
    ($next:expr, usize1) => {
        read_value!($next, usize) - 1
    };
    ($next:expr, $t:ty) => {
        $next().parse::<$t>().expect("Parse error")
    };
}
fn main() {
    input! {
        n: String,
        m: String,
    }
    println!("Yes")
}