#466384 (Rust) No.1029 JJOOII 3

• 問題: No.1029 JJOOII 3
• ユーザー: cotton_fn_
• 提出日時: 2020-04-18 05:37:34
• 言語: Rust (1.77.0)
• 結果: AC
• 実行時間: 68 ms / 2,000 ms
• コード長: 4,847 bytes
• コンパイル時間: 1,591 ms
• コンパイル使用メモリ: 181,176 KB
• 実行使用メモリ: 6,944 KB
• 最終ジャッジ日時: 2024-04-14 20:16:46
• 合計ジャッジ時間: 3,696 ms
• ジャッジサーバーID （参考情報）: judge1 / judge4

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	1 ms; 6,816 KB
testcase_01	AC	1 ms; 6,940 KB
testcase_02	AC	1 ms; 6,944 KB
testcase_03	AC	5 ms; 6,944 KB
testcase_04	AC	14 ms; 6,944 KB
testcase_05	AC	56 ms; 6,944 KB
testcase_06	AC	41 ms; 6,944 KB
testcase_07	AC	50 ms; 6,944 KB
testcase_08	AC	53 ms; 6,940 KB
testcase_09	AC	46 ms; 6,944 KB
testcase_10	AC	48 ms; 6,944 KB
testcase_11	AC	60 ms; 6,940 KB
testcase_12	AC	33 ms; 6,940 KB
testcase_13	AC	60 ms; 6,940 KB
testcase_14	AC	61 ms; 6,940 KB
testcase_15	AC	16 ms; 6,940 KB
testcase_16	AC	3 ms; 6,944 KB
testcase_17	AC	39 ms; 6,940 KB
testcase_18	AC	61 ms; 6,940 KB
testcase_19	AC	1 ms; 6,940 KB
testcase_20	AC	2 ms; 6,940 KB
testcase_21	AC	3 ms; 6,940 KB
testcase_22	AC	3 ms; 6,944 KB
testcase_23	AC	3 ms; 6,940 KB
testcase_24	AC	3 ms; 6,944 KB
testcase_25	AC	3 ms; 6,944 KB
testcase_26	AC	3 ms; 6,940 KB
testcase_27	AC	4 ms; 6,944 KB
testcase_28	AC	3 ms; 6,940 KB
testcase_29	AC	2 ms; 6,940 KB
testcase_30	AC	4 ms; 6,940 KB
testcase_31	AC	3 ms; 6,940 KB
testcase_32	AC	67 ms; 6,944 KB
testcase_33	AC	68 ms; 6,940 KB
testcase_34	AC	67 ms; 6,940 KB
testcase_35	AC	68 ms; 6,940 KB
testcase_36	AC	66 ms; 6,940 KB
testcase_37	AC	1 ms; 6,944 KB
testcase_38	AC	1 ms; 6,940 KB
testcase_39	AC	1 ms; 6,940 KB
testcase_40	AC	1 ms; 6,940 KB

ソースコード

#![allow(unused)]

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(solve)?
        .join()
        .unwrap();
    Ok(())
}

fn solve() {
    let stdin = io::stdin();
    let mut kin = KInput::new(stdin.lock());
    let stdout = io::stdout();
    let mut out = io::BufWriter::new(stdout.lock());
    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, k): (usize, usize) = kin.input();
    let sc: Vec<(Vec<u8>, i64)> = kin.seq(n);
    let joi = b"JOI!";
    let cnt: Vec<Vec<_>> = joi
        .iter()
        .map(|x| {
            sc.iter()
                .map(|(s, _)| s.iter().filter(|&b| b == x).count())
                .collect()
        })
        .collect();
    const INF: i64 = i64::max_value() / 2;
    let mut dp = vec![INF; 3 * k + 81];
    dp[0] = 0;
    for i in 0..3 * k {
        if dp[i] >= INF {
            continue;
        }
        for (l, (s, c)) in sc.iter().enumerate() {
            let mut j = i;
            if j + cnt[j / k][l] < (j / k + 1) * k {
                j += cnt[j / k][l];
            } else {
                for &b in s {
                    j += (b == joi[j / k]) as usize;
                }
            }
            dp[j] = dp[j].min(dp[i] + c);
        }
    }
    let mut ans = *dp[3 * k..].iter().min().unwrap();
    if ans >= INF {
        ans = -1;
    }
    outputln!("{}", ans);
}

// -----------------------------------------------------------------------------
pub mod kyoproio {
    #![warn(unused)]
    use std::io::prelude::*;
    pub trait Input {
        fn str(&mut self) -> &str;
        fn bytes(&mut self) -> &[u8] {
            self.str().as_ref()
        }
        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<Self::Item> {
            Some(self.0.input())
        }
    }
    pub trait InputParse: Sized {
        fn input<I: Input + ?Sized>(input: &mut I) -> Self;
    }
    impl InputParse for Vec<u8> {
        fn input<I: Input + ?Sized>(input: &mut I) -> Self {
            input.bytes().to_owned()
        }
    }
    macro_rules! from_str_impl {
        { $($T:ty)* } => {
            $(impl InputParse for $T {
                fn input<I: Input + ?Sized>(input: &mut I) -> Self {
                    input.str().parse::<$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>(input: &mut I) -> Self {
                    ($H::input(input), $($T::input(input)),*)
                }
            }
            tuple_impl!($($T)*);
        };
        () => {};
    }
    tuple_impl!(A B C D E F G);
}