結果

問題 No.1012 荷物収集
ユーザー koba-e964koba-e964
提出日時 2020-03-20 21:57:16
言語 Rust
(1.77.0)
結果
AC  
実行時間 97 ms / 2,000 ms
コード長 3,603 bytes
コンパイル時間 5,462 ms
コンパイル使用メモリ 167,392 KB
実行使用メモリ 4,816 KB
最終ジャッジ日時 2023-08-21 16:26:35
合計ジャッジ時間 10,851 ms
ジャッジサーバーID
(参考情報)
judge13 / judge15
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 1 ms
4,376 KB
testcase_01 AC 1 ms
4,380 KB
testcase_02 AC 1 ms
4,380 KB
testcase_03 AC 1 ms
4,376 KB
testcase_04 AC 64 ms
4,752 KB
testcase_05 AC 65 ms
4,800 KB
testcase_06 AC 65 ms
4,740 KB
testcase_07 AC 65 ms
4,740 KB
testcase_08 AC 65 ms
4,816 KB
testcase_09 AC 64 ms
4,756 KB
testcase_10 AC 65 ms
4,800 KB
testcase_11 AC 64 ms
4,736 KB
testcase_12 AC 65 ms
4,760 KB
testcase_13 AC 65 ms
4,736 KB
testcase_14 AC 1 ms
4,380 KB
testcase_15 AC 1 ms
4,380 KB
testcase_16 AC 1 ms
4,384 KB
testcase_17 AC 1 ms
4,376 KB
testcase_18 AC 1 ms
4,376 KB
testcase_19 AC 1 ms
4,380 KB
testcase_20 AC 1 ms
4,380 KB
testcase_21 AC 1 ms
4,384 KB
testcase_22 AC 2 ms
4,380 KB
testcase_23 AC 1 ms
4,376 KB
testcase_24 AC 63 ms
4,380 KB
testcase_25 AC 86 ms
4,380 KB
testcase_26 AC 48 ms
4,380 KB
testcase_27 AC 11 ms
4,384 KB
testcase_28 AC 84 ms
4,408 KB
testcase_29 AC 52 ms
4,376 KB
testcase_30 AC 89 ms
4,452 KB
testcase_31 AC 29 ms
4,380 KB
testcase_32 AC 28 ms
4,380 KB
testcase_33 AC 41 ms
4,376 KB
testcase_34 AC 45 ms
4,384 KB
testcase_35 AC 72 ms
4,380 KB
testcase_36 AC 38 ms
4,380 KB
testcase_37 AC 49 ms
4,376 KB
testcase_38 AC 69 ms
4,376 KB
testcase_39 AC 31 ms
4,380 KB
testcase_40 AC 36 ms
4,380 KB
testcase_41 AC 97 ms
4,632 KB
testcase_42 AC 45 ms
4,380 KB
testcase_43 AC 62 ms
4,380 KB
testcase_44 AC 1 ms
4,380 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

#[allow(unused_imports)]
use std::cmp::*;
#[allow(unused_imports)]
use std::collections::*;
use std::io::{Write, BufWriter};
// https://qiita.com/tanakh/items/0ba42c7ca36cd29d0ac8
macro_rules! input {
    ($($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, [ $t:tt ]) => {{
        let len = read_value!($next, usize);
        (0..len).map(|_| read_value!($next, $t)).collect::<Vec<_>>()
    }};

    ($next:expr, $t:ty) => {
        $next().parse::<$t>().expect("Parse error")
    };
}

#[allow(unused)]
macro_rules! debug {
    ($($format:tt)*) => (write!(std::io::stderr(), $($format)*).unwrap());
}
#[allow(unused)]
macro_rules! debugln {
    ($($format:tt)*) => (writeln!(std::io::stderr(), $($format)*).unwrap());
}

trait Bisect<T> {
    fn lower_bound(&self, val: &T) -> usize;
    fn upper_bound(&self, val: &T) -> usize;
}

impl<T: Ord> Bisect<T> for [T] {
    fn lower_bound(&self, val: &T) -> usize {
        let mut pass = self.len() + 1;
        let mut fail = 0;
        while pass - fail > 1 {
            let mid = (pass + fail) / 2;
            if &self[mid - 1] >= val {
                pass = mid;
            } else {
                fail = mid;
            }
        }
        pass - 1
    }
    fn upper_bound(&self, val: &T) -> usize {
        let mut pass = self.len() + 1;
        let mut fail = 0;
        while pass - fail > 1 {
            let mid = (pass + fail) / 2;
            if &self[mid - 1] > val {
                pass = mid;
            } else {
                fail = mid;
            }
        }
        pass - 1
    }
}

fn solve() {
    let out = std::io::stdout();
    let mut out = BufWriter::new(out.lock());
    macro_rules! puts {
        ($($format:tt)*) => (let _ = write!(out,$($format)*););
    }
    input! {
        n: usize, q: usize,
        xw: [(i64, i64); n],
        qs: [i64; q],
    }
    let mut xw = xw;
    xw.sort();
    let mut acc_xw = vec![0; n + 1];
    let mut acc_w = vec![0; n + 1];
    for i in 0..n {
        let (x, w) = xw[i];
        acc_w[i + 1] = acc_w[i] + w;
        acc_xw[i + 1] = acc_xw[i] + x * w;
    }
    for y in qs {
        let idx = xw.lower_bound(&(y, -1));
        let val = acc_w[idx] * y - acc_xw[idx] - y * (acc_w[n] - acc_w[idx])
            + acc_xw[n] - acc_xw[idx];
        puts!("{}\n", val);
    }
}

fn main() {
    // In order to avoid potential stack overflow, spawn a new thread.
    let stack_size = 104_857_600; // 100 MB
    let thd = std::thread::Builder::new().stack_size(stack_size);
    thd.spawn(|| solve()).unwrap().join().unwrap();
}
0