답안 #787700

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
787700 2023-07-19T11:06:58 Z Blagoj 쌀 창고 (IOI11_ricehub) C++17
100 / 100
16 ms 3156 KB
#include <bits/stdc++.h>
#include "ricehub.h"

using namespace std;

#define ll long long

int besthub(int R, int L, int x[], ll B) {
    vector<ll> X(R + 1);
    X[0] = -(ll)1e18;
    for (int i = 1; i <= R; i++) X[i] = x[i - 1];
    int l = 1, r = R;
    ll pf[R + 1];
    pf[0] = 0;
    for (int i = 1; i <= R; i++) pf[i] = pf[i - 1] + X[i];
    auto check = [&](int mid) {
        for (int l = 1; l + mid <= R + 1; l++) {
            int r = l + mid - 1;
            int median = (r + l) / 2;
            for (int it = max(l, median - 5); it <= min(r, median + 5); it++) {
                ll sum = 0;
                if (it != l) sum += (it - l) * X[it] - (pf[it - 1] - pf[l - 1]);
                if (it != r) sum += -(r - it) * X[it] + (pf[r] - pf[it]);
                if (sum <= B) return true;
            }
        }
        return false;
    };
    while (l <= r) {
        int mid = (l + r) / 2;
        if (check(mid)) l = mid + 1;
        else r = mid - 1;
    }
    return l - 1;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 308 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 312 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 308 KB Output is correct
26 Correct 1 ms 308 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 316 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 312 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 2 ms 324 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 316 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 320 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 2 ms 340 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 824 KB Output is correct
2 Correct 6 ms 836 KB Output is correct
3 Correct 12 ms 2924 KB Output is correct
4 Correct 11 ms 2780 KB Output is correct
5 Correct 15 ms 1604 KB Output is correct
6 Correct 15 ms 1620 KB Output is correct
7 Correct 9 ms 2872 KB Output is correct
8 Correct 9 ms 2900 KB Output is correct
9 Correct 13 ms 1492 KB Output is correct
10 Correct 14 ms 1476 KB Output is correct
11 Correct 11 ms 2828 KB Output is correct
12 Correct 11 ms 2840 KB Output is correct
13 Correct 16 ms 1608 KB Output is correct
14 Correct 16 ms 1628 KB Output is correct
15 Correct 8 ms 2388 KB Output is correct
16 Correct 8 ms 2388 KB Output is correct
17 Correct 9 ms 2976 KB Output is correct
18 Correct 9 ms 2900 KB Output is correct
19 Correct 13 ms 3156 KB Output is correct
20 Correct 10 ms 3156 KB Output is correct