#include "ricehub.h"
#include <bits/stdc++.h>
using namespace std;
long long min(long long a,int b) {return a<b?a:b;}
int besthub(int R, int L, int X[], long long B)
{
long long qs[R];
qs[0]=X[0];
for(int i=1;i<R;i++) qs[i]=(qs[i-1]+X[i]);
int l=0,r=R;
int ret = 0;
while(l<=r) {
int mid=(l+r)>>1;
int wm=mid>>1;
long long mn = LLONG_MAX;
for(int i=0;i<R-mid+1;i++) {
if(mid==1) mn=min(mn,0);
else if(mid==2) mn=min(mn,X[i+wm]-X[i+wm-1]);
else {
long long cost;
if(mid&1) cost=qs[i+mid-1]-qs[i+wm]-qs[i+wm-1]+(i>0?qs[i-1]:0);
else cost=qs[i+mid-1]-qs[i+wm]-qs[i+wm-1]+(i>0?qs[i-1]:0)+X[i+wm];
mn=min(mn,cost);
}
}
if(mn<=B) {
ret=mid;
l=mid+1;
} else {
r=mid-1;
}
}
return ret;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
256 KB |
Output is correct |
| 2 |
Correct |
2 ms |
504 KB |
Output is correct |
| 3 |
Correct |
2 ms |
580 KB |
Output is correct |
| 4 |
Correct |
2 ms |
580 KB |
Output is correct |
| 5 |
Correct |
2 ms |
580 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
756 KB |
Output is correct |
| 2 |
Correct |
2 ms |
756 KB |
Output is correct |
| 3 |
Correct |
2 ms |
756 KB |
Output is correct |
| 4 |
Correct |
2 ms |
768 KB |
Output is correct |
| 5 |
Correct |
2 ms |
768 KB |
Output is correct |
| 6 |
Correct |
3 ms |
768 KB |
Output is correct |
| 7 |
Correct |
2 ms |
768 KB |
Output is correct |
| 8 |
Correct |
2 ms |
768 KB |
Output is correct |
| 9 |
Correct |
2 ms |
768 KB |
Output is correct |
| 10 |
Correct |
3 ms |
768 KB |
Output is correct |
| 11 |
Correct |
2 ms |
816 KB |
Output is correct |
| 12 |
Correct |
2 ms |
816 KB |
Output is correct |
| 13 |
Correct |
2 ms |
864 KB |
Output is correct |
| 14 |
Correct |
2 ms |
864 KB |
Output is correct |
| 15 |
Correct |
2 ms |
864 KB |
Output is correct |
| 16 |
Correct |
2 ms |
864 KB |
Output is correct |
| 17 |
Correct |
2 ms |
896 KB |
Output is correct |
| 18 |
Correct |
2 ms |
896 KB |
Output is correct |
| 19 |
Correct |
2 ms |
896 KB |
Output is correct |
| 20 |
Correct |
2 ms |
896 KB |
Output is correct |
| 21 |
Correct |
2 ms |
912 KB |
Output is correct |
| 22 |
Correct |
3 ms |
916 KB |
Output is correct |
| 23 |
Correct |
2 ms |
920 KB |
Output is correct |
| 24 |
Correct |
2 ms |
924 KB |
Output is correct |
| 25 |
Correct |
2 ms |
924 KB |
Output is correct |
| 26 |
Correct |
3 ms |
932 KB |
Output is correct |
| 27 |
Correct |
3 ms |
932 KB |
Output is correct |
| 28 |
Correct |
2 ms |
932 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
944 KB |
Output is correct |
| 2 |
Correct |
2 ms |
944 KB |
Output is correct |
| 3 |
Correct |
2 ms |
952 KB |
Output is correct |
| 4 |
Correct |
2 ms |
960 KB |
Output is correct |
| 5 |
Correct |
2 ms |
1024 KB |
Output is correct |
| 6 |
Correct |
2 ms |
1024 KB |
Output is correct |
| 7 |
Correct |
2 ms |
1032 KB |
Output is correct |
| 8 |
Correct |
2 ms |
1060 KB |
Output is correct |
| 9 |
Correct |
2 ms |
1068 KB |
Output is correct |
| 10 |
Correct |
2 ms |
1068 KB |
Output is correct |
| 11 |
Correct |
2 ms |
1088 KB |
Output is correct |
| 12 |
Correct |
2 ms |
1112 KB |
Output is correct |
| 13 |
Correct |
3 ms |
1120 KB |
Output is correct |
| 14 |
Correct |
2 ms |
1128 KB |
Output is correct |
| 15 |
Correct |
2 ms |
1128 KB |
Output is correct |
| 16 |
Correct |
2 ms |
1140 KB |
Output is correct |
| 17 |
Correct |
2 ms |
1144 KB |
Output is correct |
| 18 |
Correct |
2 ms |
1152 KB |
Output is correct |
| 19 |
Correct |
2 ms |
1160 KB |
Output is correct |
| 20 |
Correct |
2 ms |
1160 KB |
Output is correct |
| 21 |
Correct |
3 ms |
1176 KB |
Output is correct |
| 22 |
Correct |
3 ms |
1200 KB |
Output is correct |
| 23 |
Correct |
3 ms |
1224 KB |
Output is correct |
| 24 |
Correct |
3 ms |
1256 KB |
Output is correct |
| 25 |
Correct |
3 ms |
1288 KB |
Output is correct |
| 26 |
Correct |
3 ms |
1328 KB |
Output is correct |
| 27 |
Correct |
4 ms |
1368 KB |
Output is correct |
| 28 |
Correct |
3 ms |
1408 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
5 ms |
1704 KB |
Output is correct |
| 2 |
Correct |
5 ms |
1840 KB |
Output is correct |
| 3 |
Correct |
17 ms |
3924 KB |
Output is correct |
| 4 |
Correct |
26 ms |
4964 KB |
Output is correct |
| 5 |
Correct |
16 ms |
4964 KB |
Output is correct |
| 6 |
Correct |
10 ms |
5092 KB |
Output is correct |
| 7 |
Correct |
18 ms |
6452 KB |
Output is correct |
| 8 |
Correct |
16 ms |
7224 KB |
Output is correct |
| 9 |
Correct |
9 ms |
7224 KB |
Output is correct |
| 10 |
Correct |
10 ms |
7224 KB |
Output is correct |
| 11 |
Correct |
21 ms |
8828 KB |
Output is correct |
| 12 |
Correct |
20 ms |
9892 KB |
Output is correct |
| 13 |
Correct |
15 ms |
9892 KB |
Output is correct |
| 14 |
Correct |
14 ms |
10084 KB |
Output is correct |
| 15 |
Correct |
18 ms |
11112 KB |
Output is correct |
| 16 |
Correct |
15 ms |
11900 KB |
Output is correct |
| 17 |
Correct |
23 ms |
13072 KB |
Output is correct |
| 18 |
Correct |
17 ms |
14016 KB |
Output is correct |
| 19 |
Correct |
19 ms |
15088 KB |
Output is correct |
| 20 |
Correct |
21 ms |
16124 KB |
Output is correct |
