#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 5e3 + 5;
long long sum[N];
int besthub(int R, int L, int X[], long long B)
{
for(int i = 1; i <= R; i++) sum[i] = sum[i - 1] + X[i - 1];
int res = 0;
int l = 1, r = R;
while(l <= r) {
int mid = (l + r) >> 1;
int m = mid >> 1;
long long ret = LLONG_MAX;
for(int i = 1; i <= R - mid + 1; i++) {
if(mid == 1) ret = 0;
if(mid == 2) ret = min(ret, sum[i + 1] - 2 * sum[i] + sum[i - 1]);
else {
long long t = sum[i + mid - 1] - sum[i + m] - sum[i + m - 1] + sum[i - 1];
if(mid & 1) ret = min(ret, t);
else ret = min(ret, t + X[i + m - 1]);
}
}
if(ret <= B) res = mid, l = mid + 1;
else r = mid - 1;
}
return res;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
3 ms |
468 KB |
Output is correct |
| 3 |
Correct |
2 ms |
492 KB |
Output is correct |
| 4 |
Correct |
3 ms |
492 KB |
Output is correct |
| 5 |
Correct |
3 ms |
492 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
492 KB |
Output is correct |
| 2 |
Correct |
2 ms |
520 KB |
Output is correct |
| 3 |
Correct |
2 ms |
520 KB |
Output is correct |
| 4 |
Correct |
2 ms |
520 KB |
Output is correct |
| 5 |
Correct |
2 ms |
704 KB |
Output is correct |
| 6 |
Correct |
2 ms |
704 KB |
Output is correct |
| 7 |
Correct |
3 ms |
704 KB |
Output is correct |
| 8 |
Correct |
3 ms |
704 KB |
Output is correct |
| 9 |
Correct |
3 ms |
704 KB |
Output is correct |
| 10 |
Correct |
2 ms |
704 KB |
Output is correct |
| 11 |
Correct |
3 ms |
704 KB |
Output is correct |
| 12 |
Correct |
4 ms |
704 KB |
Output is correct |
| 13 |
Correct |
3 ms |
704 KB |
Output is correct |
| 14 |
Correct |
3 ms |
704 KB |
Output is correct |
| 15 |
Correct |
2 ms |
704 KB |
Output is correct |
| 16 |
Correct |
2 ms |
704 KB |
Output is correct |
| 17 |
Correct |
3 ms |
704 KB |
Output is correct |
| 18 |
Correct |
2 ms |
704 KB |
Output is correct |
| 19 |
Correct |
2 ms |
704 KB |
Output is correct |
| 20 |
Correct |
3 ms |
704 KB |
Output is correct |
| 21 |
Correct |
2 ms |
704 KB |
Output is correct |
| 22 |
Correct |
3 ms |
704 KB |
Output is correct |
| 23 |
Correct |
2 ms |
832 KB |
Output is correct |
| 24 |
Correct |
2 ms |
832 KB |
Output is correct |
| 25 |
Correct |
3 ms |
832 KB |
Output is correct |
| 26 |
Correct |
2 ms |
832 KB |
Output is correct |
| 27 |
Correct |
4 ms |
832 KB |
Output is correct |
| 28 |
Correct |
3 ms |
832 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
3 ms |
832 KB |
Output is correct |
| 2 |
Correct |
3 ms |
832 KB |
Output is correct |
| 3 |
Correct |
2 ms |
832 KB |
Output is correct |
| 4 |
Correct |
3 ms |
836 KB |
Output is correct |
| 5 |
Correct |
3 ms |
860 KB |
Output is correct |
| 6 |
Correct |
2 ms |
864 KB |
Output is correct |
| 7 |
Correct |
2 ms |
868 KB |
Output is correct |
| 8 |
Correct |
2 ms |
892 KB |
Output is correct |
| 9 |
Correct |
3 ms |
900 KB |
Output is correct |
| 10 |
Correct |
3 ms |
904 KB |
Output is correct |
| 11 |
Correct |
3 ms |
1036 KB |
Output is correct |
| 12 |
Correct |
3 ms |
1036 KB |
Output is correct |
| 13 |
Correct |
2 ms |
1036 KB |
Output is correct |
| 14 |
Correct |
2 ms |
1036 KB |
Output is correct |
| 15 |
Correct |
2 ms |
1036 KB |
Output is correct |
| 16 |
Correct |
3 ms |
1036 KB |
Output is correct |
| 17 |
Correct |
3 ms |
1104 KB |
Output is correct |
| 18 |
Correct |
3 ms |
1104 KB |
Output is correct |
| 19 |
Correct |
3 ms |
1104 KB |
Output is correct |
| 20 |
Correct |
3 ms |
1104 KB |
Output is correct |
| 21 |
Correct |
4 ms |
1104 KB |
Output is correct |
| 22 |
Correct |
4 ms |
1120 KB |
Output is correct |
| 23 |
Correct |
4 ms |
1120 KB |
Output is correct |
| 24 |
Correct |
4 ms |
1168 KB |
Output is correct |
| 25 |
Correct |
4 ms |
1240 KB |
Output is correct |
| 26 |
Correct |
4 ms |
1240 KB |
Output is correct |
| 27 |
Correct |
4 ms |
1268 KB |
Output is correct |
| 28 |
Correct |
7 ms |
1296 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Incorrect |
5 ms |
1468 KB |
Output isn't correct |
| 2 |
Halted |
0 ms |
0 KB |
- |
