#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;
namespace
{
} // namespace
int besthub(int R, int L, int X[], long long B)
{
vector<long> pref(R + 1, 0), suff(R + 1, 0);
for (int i = 0; i < R; i++)
pref[i + 1] = pref[i] + X[i];
for (int i = R - 1; i >= 0; i--)
suff[i] = suff[i + 1] - X[i];
int res = 0;
for (int i = 0; i < R; i++)
{
int lo = i, hi = R;
while (lo < hi)
{
int mid = (lo + hi + 1) / 2;
int m = (i + mid - 1) / 2;
if (pref[mid] - pref[m] + suff[i] - suff[m] + (long)(2 * m - i - mid) * X[m] <= B)
lo = mid;
else
hi = mid - 1;
}
res = max(res, lo - i);
}
return res;
}
| # |
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 |
308 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
312 KB |
Output is correct |
| 2 |
Correct |
1 ms |
232 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 |
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 |
1 ms |
308 KB |
Output is correct |
| 16 |
Correct |
1 ms |
316 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 |
312 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
212 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 |
312 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 |
308 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
0 ms |
212 KB |
Output is correct |
| 9 |
Correct |
0 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 |
312 KB |
Output is correct |
| 14 |
Correct |
1 ms |
340 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 KB |
Output is correct |
| 16 |
Correct |
1 ms |
212 KB |
Output is correct |
| 17 |
Correct |
1 ms |
316 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 |
2 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 |
1 ms |
340 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
3 ms |
724 KB |
Output is correct |
| 2 |
Correct |
3 ms |
836 KB |
Output is correct |
| 3 |
Correct |
15 ms |
3268 KB |
Output is correct |
| 4 |
Correct |
19 ms |
3284 KB |
Output is correct |
| 5 |
Correct |
9 ms |
1604 KB |
Output is correct |
| 6 |
Correct |
9 ms |
1620 KB |
Output is correct |
| 7 |
Correct |
17 ms |
3040 KB |
Output is correct |
| 8 |
Correct |
22 ms |
3040 KB |
Output is correct |
| 9 |
Correct |
8 ms |
1568 KB |
Output is correct |
| 10 |
Correct |
8 ms |
1492 KB |
Output is correct |
| 11 |
Correct |
16 ms |
3236 KB |
Output is correct |
| 12 |
Correct |
16 ms |
3336 KB |
Output is correct |
| 13 |
Correct |
7 ms |
1632 KB |
Output is correct |
| 14 |
Correct |
8 ms |
1696 KB |
Output is correct |
| 15 |
Correct |
12 ms |
2476 KB |
Output is correct |
| 16 |
Correct |
11 ms |
2516 KB |
Output is correct |
| 17 |
Correct |
14 ms |
2888 KB |
Output is correct |
| 18 |
Correct |
13 ms |
2968 KB |
Output is correct |
| 19 |
Correct |
26 ms |
3100 KB |
Output is correct |
| 20 |
Correct |
16 ms |
3208 KB |
Output is correct |
