#include "ricehub.h"
#include<bits/stdc++.h>
using namespace std;
const int maxn = 1e5+5;
const int INF = 1e9+5;
int A[maxn];
long long pfx[maxn];
int besthub(int R, int L, int X[], long long B)
{
int ans = 0;
for(int i = 1; i <= R; i++){
A[i] = X[i-1];
pfx[i] = pfx[i-1] + A[i];
}
for(int i = 1; i <= R; i++){
int l = 0, r = INF;
while(l < r){
int mid = (l+r+1)>>1;
long long sum = 0;
int pl = lower_bound(A+1, A+R+1, A[i] - mid) - A - 1;
sum += 1LL*A[i]*(i - pl) - (pfx[i] - pfx[pl]);
int pr = upper_bound(A+1, A+R+1, A[i]+mid) - A - 1;
sum += (pfx[pr] - pfx[i-1]) - 1LL*A[i]*(pr - (i-1));
if(sum <= B)l = mid;
else r = mid-1;
}
if(l == INF)return R;
int mid = l;
long long sum = 0;
int pl = lower_bound(A+1, A+R+1, A[i] - mid) - A - 1;
sum += 1LL*A[i]*(i - pl) - (pfx[i] - pfx[pl]);
int pr = upper_bound(A+1, A+R+1, A[i]+mid) - A - 1;
sum += (pfx[pr] - pfx[i-1]) - 1LL*A[i]*(pr - (i-1));
ans = max<long long>(ans, pr - pl + (B - sum)/l);
}
return ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
348 KB |
Output is correct |
4 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Incorrect |
1 ms |
348 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
35 ms |
860 KB |
Output is correct |
2 |
Incorrect |
38 ms |
860 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |