oj.uz

답안 #411838

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
411838 2021-05-26T06:01:38 Z ParsaAlizadeh Worst Reporter 3 (JOI18_worst_reporter3) C++17
19 / 100
 661 ms 22744 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;

#define X first
#define Y second

inline int ceil(int x, int y) {
    return (x + y - 1) / y;
}

int main() {
    ios_base::sync_with_stdio(false); cin.tie(nullptr);
    int n, q;
    cin >> n >> q;
    vector<pii> D(n + 1);
    D[0] = {0, 1};
    for (int i = 1; i <= n; i++) {
        cin >> D[i].Y;
        D[i].X = -i;
        D[i].Y = ceil(D[i].Y, D[i - 1].Y) * D[i - 1].Y;
    }
    while (q --> 0) {
        int t, l, r;
        cin >> t >> l >> r;
        auto cmp = [&] (const pii& elem, int r) -> bool {
            int k = t / elem.Y * elem.Y + elem.X;
            return k >= r;
        };
        int ans = lower_bound(begin(D), end(D), l, cmp) - lower_bound(begin(D), end(D), r + 1, cmp);
        cout << ans << '\n';
    }
    return 0;
}

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 656 ms 22744 KB Output is correct
2 Correct 637 ms 22664 KB Output is correct
3 Correct 647 ms 22736 KB Output is correct
4 Correct 661 ms 22692 KB Output is correct
5 Correct 635 ms 22704 KB Output is correct
6 Correct 638 ms 22680 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct

Subtask #3
0 / 81.0

# 결과 실행 시간 메모리 Grader output
1 Correct 656 ms 22744 KB Output is correct
2 Correct 637 ms 22664 KB Output is correct
3 Correct 647 ms 22736 KB Output is correct
4 Correct 661 ms 22692 KB Output is correct
5 Correct 635 ms 22704 KB Output is correct
6 Correct 638 ms 22680 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 2 ms 332 KB Output is correct
13 Runtime error 10 ms 8312 KB Execution killed with signal 8
14 Halted 0 ms 0 KB -