답안 #753284

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
753284	2023-06-05T02:32:05 Z	acceptify	쌀 창고 (IOI11_ricehub)	C++17	68 / 100	13 ms	2508 KB

ricehub

#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;

int besthub(int R, int L, int X[], long long B){
    long long ps[R];
    for (int i = 0; i < R; i++) ps[i] = X[i] + (i ? ps[i - 1] : 0);
    auto calc = [&] (int l, int r, int p) -> long long {
        long long sum = 0;
        sum += X[p] * (p - l + 1) - ps[p] + (l ? ps[l - 1] : 0);
        sum += ps[r] - ps[p] - X[p] * (r - p);
        return sum;
    };
    int l = 0, r = R, res = 0;
    while (l <= r) {
        int mid = (l + r) / 2;
        long long cost = 1e18;
        for (int i = 0; i + mid - 1 < R; i++) {
            int p = (i + i + mid - 1) / 2;
            cost = min({cost, calc(i, i + mid - 1, p), calc(i, i + mid - 1, p + 1)});
        }
        if (cost <= B) l = mid + 1, res = mid;
        else r = mid - 1;
    }
    return res;
}

Subtask #1

17.0 / 17.0

#	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	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct

Subtask #2

25.0 / 25.0

#	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	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
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 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	1 ms	212 KB	Output is correct
18	Correct	0 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	0 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	0 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	1 ms	212 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct

Subtask #3

26.0 / 26.0

#	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	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 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	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 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	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	1 ms	212 KB	Output is correct
18	Correct	0 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	1 ms	340 KB	Output is correct
22	Correct	1 ms	340 KB	Output is correct
23	Correct	1 ms	340 KB	Output is correct
24	Correct	1 ms	340 KB	Output is correct
25	Correct	1 ms	340 KB	Output is correct
26	Correct	1 ms	340 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	2 ms	340 KB	Output is correct

Subtask #4

0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	596 KB	Output is correct
2	Correct	4 ms	512 KB	Output is correct
3	Correct	12 ms	1420 KB	Output is correct
4	Correct	12 ms	2508 KB	Output is correct
5	Correct	11 ms	1236 KB	Output is correct
6	Correct	10 ms	1216 KB	Output is correct
7	Correct	11 ms	2124 KB	Output is correct
8	Correct	11 ms	2260 KB	Output is correct
9	Correct	9 ms	1096 KB	Output is correct
10	Correct	9 ms	1160 KB	Output is correct
11	Correct	12 ms	2508 KB	Output is correct
12	Incorrect	13 ms	2440 KB	Output isn't correct
13	Halted	0 ms	0 KB	-