#526262 (Rust) No.1149 色塗りゲーム

• 問題: No.1149 色塗りゲーム
• ユーザー: cotton_fn_
• 提出日時: 2020-08-07 22:54:18
• 言語: Rust (1.77.0)
• 結果: AC
• 実行時間: 93 ms / 2,000 ms
• コード長: 4,427 bytes
• コンパイル時間: 5,500 ms
• コンパイル使用メモリ: 151,272 KB
• 実行使用メモリ: 24,456 KB
• 平均クエリ数: 19.88
• 最終ジャッジ日時: 2023-09-24 04:52:14
• 合計ジャッジ時間: 7,746 ms
• ジャッジサーバーID （参考情報）: judge12 / judge14

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	36 ms; 23,472 KB
testcase_01	AC	33 ms; 24,000 KB
testcase_02	AC	32 ms; 23,436 KB
testcase_03	AC	35 ms; 23,592 KB
testcase_04	AC	32 ms; 23,508 KB
testcase_05	AC	32 ms; 23,520 KB
testcase_06	AC	32 ms; 23,712 KB
testcase_07	AC	32 ms; 24,000 KB
testcase_08	AC	33 ms; 23,460 KB
testcase_09	AC	34 ms; 23,832 KB
testcase_10	AC	33 ms; 24,012 KB
testcase_11	AC	33 ms; 23,820 KB
testcase_12	AC	32 ms; 23,628 KB
testcase_13	AC	34 ms; 23,436 KB
testcase_14	AC	34 ms; 23,580 KB
testcase_15	AC	33 ms; 23,436 KB
testcase_16	AC	35 ms; 23,820 KB
testcase_17	AC	40 ms; 23,640 KB
testcase_18	AC	37 ms; 23,364 KB
testcase_19	AC	34 ms; 23,352 KB
testcase_20	AC	35 ms; 23,880 KB
testcase_21	AC	35 ms; 23,364 KB
testcase_22	AC	35 ms; 23,736 KB
testcase_23	AC	35 ms; 23,472 KB
testcase_24	AC	38 ms; 23,472 KB
testcase_25	AC	36 ms; 23,820 KB
testcase_26	AC	35 ms; 23,352 KB
testcase_27	AC	36 ms; 23,412 KB
testcase_28	AC	37 ms; 24,012 KB
testcase_29	AC	39 ms; 23,724 KB
testcase_30	AC	72 ms; 24,312 KB
testcase_31	AC	70 ms; 24,000 KB
testcase_32	AC	71 ms; 23,976 KB
testcase_33	AC	70 ms; 24,000 KB
testcase_34	AC	76 ms; 23,484 KB
testcase_35	AC	69 ms; 24,024 KB
testcase_36	AC	76 ms; 24,084 KB
testcase_37	AC	77 ms; 23,604 KB
testcase_38	AC	76 ms; 23,436 KB
testcase_39	AC	76 ms; 24,360 KB
testcase_40	AC	82 ms; 23,472 KB
testcase_41	AC	81 ms; 23,652 KB
testcase_42	AC	85 ms; 23,508 KB
testcase_43	AC	80 ms; 23,364 KB
testcase_44	AC	90 ms; 23,376 KB
testcase_45	AC	86 ms; 23,400 KB
testcase_46	AC	92 ms; 23,724 KB
testcase_47	AC	90 ms; 24,456 KB
testcase_48	AC	88 ms; 23,868 KB
testcase_49	AC	93 ms; 24,000 KB

コンパイルメッセージ

warning: unused variable: `out`
  --> Main.rs:23:44
   |
23 | fn run<I: Input, O: Write>(mut kin: I, mut out: O) -> io::Result<()> {
   |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_out`
   |
   = note: `#[warn(unused_variables)]` on by default

warning: variable does not need to be mutable
  --> Main.rs:23:40
   |
23 | fn run<I: Input, O: Write>(mut kin: I, mut out: O) -> io::Result<()> {
   |                                        ----^^^
   |                                        |
   |                                        help: remove this `mut`
   |
   = note: `#[warn(unused_mut)]` on by default

warning: 2 warnings emitted

ソースコード

#![allow(unused_imports, unused_macros)]

use kyoproio::*;
use std::{
    collections::*,
    io::{self, prelude::*},
    iter,
    mem::{replace, swap},
};

fn main() -> io::Result<()> {
    std::thread::Builder::new()
        .stack_size(64 * 1024 * 1024)
        .spawn(|| {
            let stdin = io::stdin();
            let stdout = io::stdout();
            run(KInput::new(stdin.lock()), io::BufWriter::new(stdout.lock()))
        })?
        .join()
        .unwrap()
}

fn run<I: Input, O: Write>(mut kin: I, mut out: O) -> io::Result<()> {
    macro_rules! output { ($($args:expr),+) => { write!(&mut out, $($args),+)?; }; }
    macro_rules! outputln {
        ($($args:expr),+) => { output!($($args),+); outputln!(); };
        () => { output!("\n"); if cfg!(debug_assertions) { out.flush()?; } }
    }

    let n: i32 = kin.input();
    println!("{} {}", 2 - n % 2, (n + 1) / 2);
    let h = n / 2 + 1;
    loop {
        let t: i32 = kin.input();
        match t {
            0 => break,
            1 | 2 => panic!(),
            3 => {
                let (k, x): (i32, i32) = kin.input();
                let y = if x < h { x + h } else { x - h };
                println!("{} {}", k, y);
            }
            _ => {}
        }
    }

    Ok(())
}

// -----------------------------------------------------------------------------
pub mod kyoproio {
    use std::io::prelude::*;
    pub trait Input {
        fn str(&mut self) -> &str;
        fn input<T: InputParse>(&mut self) -> T {
            T::input(self)
        }
        fn iter<T: InputParse>(&mut self) -> Iter<T, Self> {
            Iter(self, std::marker::PhantomData)
        }
        fn seq<T: InputParse, B: std::iter::FromIterator<T>>(&mut self, n: usize) -> B {
            self.iter().take(n).collect()
        }
    }
    pub struct KInput<R> {
        src: R,
        buf: String,
        pos: usize,
    }
    impl<R: BufRead> KInput<R> {
        pub fn new(src: R) -> Self {
            Self {
                src,
                buf: String::with_capacity(1024),
                pos: 0,
            }
        }
    }
    impl<R: BufRead> Input for KInput<R> {
        fn str(&mut self) -> &str {
            loop {
                if self.pos >= self.buf.len() {
                    self.pos = 0;
                    self.buf.clear();
                    if self.src.read_line(&mut self.buf).expect("io error") == 0 {
                        return &self.buf;
                    }
                }
                let range = self.pos
                    ..self.buf[self.pos..]
                        .find(|c: char| c.is_ascii_whitespace())
                        .map(|i| i + self.pos)
                        .unwrap_or_else(|| self.buf.len());
                self.pos = range.end + 1;
                if range.end > range.start {
                    return &self.buf[range];
                }
            }
        }
    }
    pub struct Iter<'a, T, I: ?Sized>(&'a mut I, std::marker::PhantomData<*const T>);
    impl<'a, T: InputParse, I: Input + ?Sized> Iterator for Iter<'a, T, I> {
        type Item = T;
        fn next(&mut self) -> Option<T> {
            Some(self.0.input())
        }
    }
    pub trait InputParse: Sized {
        fn input<I: Input + ?Sized>(src: &mut I) -> Self;
    }
    impl InputParse for Vec<u8> {
        fn input<I: Input + ?Sized>(src: &mut I) -> Self {
            src.str().as_bytes().to_owned()
        }
    }
    macro_rules! from_str_impl {
        { $($T:ty)* } => {
            $(impl InputParse for $T {
                fn input<I: Input + ?Sized>(src: &mut I) -> Self {
                    src.str().parse::<$T>().expect("parse error")
                }
            })*
        }
    }
    from_str_impl! {
        String char bool f32 f64 isize i8 i16 i32 i64 i128 usize u8 u16 u32 u64 u128
    }
    macro_rules! tuple_impl {
        ($H:ident $($T:ident)*) => {
            impl<$H: InputParse, $($T: InputParse),*> InputParse for ($H, $($T),*) {
                fn input<I: Input + ?Sized>(src: &mut I) -> Self {
                    ($H::input(src), $($T::input(src)),*)
                }
            }
            tuple_impl!($($T)*);
        };
        () => {}
    }
    tuple_impl!(A B C D E F G);
    #[macro_export]
    macro_rules! kdbg {
        ($($v:expr),*) => {
            if cfg!(debug_assertions) { dbg!($($v),*) } else { ($($v),*) }
        }
    }
}