AtCoder Beginner Contest 001

Submission #1817250

Source codeソースコード

#[cfg(any(feature = "local"))]
pub mod tests;

use std::io::*;
use std::str::FromStr;
use std::fmt::Debug;

pub fn main() {
    let i = stdin();
    let o = stdout();
    solve(&mut i.lock(), &mut o.lock());
}

pub fn solve(i: &mut BufRead, o: &mut Write) {
    let mut r = Reader::new(i);
    let count: usize = r.next().get();

    let mut inputs = Vec::new();
    for _ in 0..count {
        let mut p = r.next().s.trim().split('-');
        let s: u32 = read(&mut p);
        let e: u32 = read(&mut p);
        let s = s / 5 * 5;
        let e = (e + 4) / 5 * 5;
        let e = if (e % 100) == 60 { e + 40 } else { e };
        inputs.push((s, e));
    }
    inputs.sort();

    let mut results = Vec::new();
    let mut last: Option<(u32, u32)> = None;
    for se in inputs {
        last = Some(match last {
            Some(l) if se.0 <= l.1 => (l.0, std::cmp::max(l.1, se.1)),
            Some(l) => {
                results.push(l);
                se
            }
            None => se,
        })
    }
    if let Some(l) = last {
        results.push(l)
    }
    for r in results {
        writeln!(o, "{:>04}-{:>04}", r.0, r.1).unwrap();
    }
}
struct Reader<'a> {
    i: &'a mut BufRead,
    s: String,
}
impl<'a> Reader<'a> {
    fn new(i: &'a mut BufRead) -> Reader<'a> {
        Reader {
            i: i,
            s: String::new(),
        }
    }
    fn next(&mut self) -> &mut Self {
        self.s.clear();
        self.i.read_line(&mut self.s).unwrap();
        self
    }

    fn get<T>(&self) -> T
    where
        T: FromStr,
        <T as FromStr>::Err: Debug,
    {
        self.s.trim().parse().unwrap()
    }
}


fn read<'a, 'b, I, T>(i: &'a mut I) -> T
where
    I: Iterator<Item = &'b str>,
    T: FromStr,
    <T as FromStr>::Err: Debug,
{
    i.next().unwrap().parse().unwrap()
}

Submission

Task問題 D - 感雨時刻の整理
User nameユーザ名 frozenlib
Created time投稿日時
Language言語 Rust (1.15.1)
Status状態 AC
Score得点 100
Source lengthソースコード長 1906 Byte
File nameファイル名
Exec time実行時間 9 ms
Memory usageメモリ使用量 4352 KB

Test case

Set

Set name Score得点 / Max score Cases
all 100 / 100 00_sample_01.txt,00_sample_02.txt,00_sample_03.txt,cho_cho_chokudai.txt,chokudai_ga_cho.txt,test_01.txt,test_02.txt,test_03.txt,test_04.txt,test_05.txt,test_06.txt,test_07.txt,test_08.txt,test_09.txt,test_10.txt,test_11.txt,test_12.txt,test_13.txt,test_14.txt,test_15.txt,test_16.txt,test_17.txt,test_18.txt,test_19.txt,test_20.txt,test_21.txt,test_22.txt,test_23.txt,test_24.txt,test_25.txt,test_26.txt,test_27.txt,test_28.txt,test_29.txt,test_30.txt,test_31.txt,test_32.txt,test_33.txt,test_34.txt,test_35.txt,test_36.txt,test_37.txt,test_38.txt,test_39.txt,test_40.txt,test_41.txt,test_42.txt,test_43.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
00_sample_01.txt AC 2 ms 4352 KB
00_sample_02.txt AC 2 ms 4352 KB
00_sample_03.txt AC 2 ms 4352 KB
cho_cho_chokudai.txt AC 5 ms 4352 KB
chokudai_ga_cho.txt AC 7 ms 4352 KB
test_01.txt AC 2 ms 4352 KB
test_02.txt AC 2 ms 4352 KB
test_03.txt AC 2 ms 4352 KB
test_04.txt AC 2 ms 4352 KB
test_05.txt AC 2 ms 4352 KB
test_06.txt AC 2 ms 4352 KB
test_07.txt AC 2 ms 4352 KB
test_08.txt AC 2 ms 4352 KB
test_09.txt AC 2 ms 4352 KB
test_10.txt AC 2 ms 4352 KB
test_11.txt AC 2 ms 4352 KB
test_12.txt AC 2 ms 4352 KB
test_13.txt AC 2 ms 4352 KB
test_14.txt AC 2 ms 4352 KB
test_15.txt AC 2 ms 4352 KB
test_16.txt AC 2 ms 4352 KB
test_17.txt AC 2 ms 4352 KB
test_18.txt AC 2 ms 4352 KB
test_19.txt AC 2 ms 4352 KB
test_20.txt AC 2 ms 4352 KB
test_21.txt AC 8 ms 4352 KB
test_22.txt AC 8 ms 4352 KB
test_23.txt AC 8 ms 4352 KB
test_24.txt AC 9 ms 4352 KB
test_25.txt AC 8 ms 4352 KB
test_26.txt AC 8 ms 4352 KB
test_27.txt AC 7 ms 4352 KB
test_28.txt AC 8 ms 4352 KB
test_29.txt AC 2 ms 4352 KB
test_30.txt AC 2 ms 4352 KB
test_31.txt AC 3 ms 4352 KB
test_32.txt AC 2 ms 4352 KB
test_33.txt AC 6 ms 4352 KB
test_34.txt AC 2 ms 4352 KB
test_35.txt AC 2 ms 4352 KB
test_36.txt AC 8 ms 4352 KB
test_37.txt AC 8 ms 4352 KB
test_38.txt AC 8 ms 4352 KB
test_39.txt AC 8 ms 4352 KB
test_40.txt AC 8 ms 4352 KB
test_41.txt AC 6 ms 4352 KB
test_42.txt AC 8 ms 4352 KB
test_43.txt AC 6 ms 4352 KB