#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;
const int MXN = 1e5+10;
using ll = long long;
int a[MXN];
bool chk(int sz, int R, ll B){
int med = (sz+1)>>1;
deque<ll> dq;
ll rightsum = 0, leftsum = 0;
for(int i = 1; i <= med; i++){
leftsum += a[i];
dq.push_back(a[i]);
}
for(int i = med+1; i <= R; i++){
rightsum += a[i];
dq.push_back(a[i]);
if(i >= sz){
ll tot = rightsum - 1ll*(sz-med)*(dq[med-1]) + 1ll*(med)*dq[med-1] - leftsum;
if(tot <= B) return true;
leftsum -= dq.front();
leftsum += dq[med];
rightsum -= dq[med];
dq.pop_front();
}
}
return false;
}
int besthub(int R, int L, int X[], ll B){
for(int i = 0; i < R; i++){
a[i+1] = X[i];
}
int l = 2, r = R, ans = 1;
while(l <= r){
int mid = (l+r)>>1;
if(chk(mid, R, B)){
ans = mid;
l = mid+1;
}else{
r = mid-1;
}
}
return ans;
}
/*
int main(void){
int R,L,B; cin >> R >> L >> B;
int X[R] = {};
for(int i = 0; i < R; i++){
cin >> X[i];
}
cout << besthub(R, L, X, B) << "\n";
return 0;
}
*/
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
0 ms |
204 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
0 ms |
204 KB |
Output is correct |
| 5 |
Correct |
0 ms |
204 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
204 KB |
Output is correct |
| 2 |
Correct |
0 ms |
204 KB |
Output is correct |
| 3 |
Correct |
0 ms |
204 KB |
Output is correct |
| 4 |
Correct |
0 ms |
204 KB |
Output is correct |
| 5 |
Correct |
0 ms |
204 KB |
Output is correct |
| 6 |
Correct |
0 ms |
204 KB |
Output is correct |
| 7 |
Correct |
0 ms |
204 KB |
Output is correct |
| 8 |
Correct |
0 ms |
204 KB |
Output is correct |
| 9 |
Correct |
0 ms |
204 KB |
Output is correct |
| 10 |
Correct |
0 ms |
204 KB |
Output is correct |
| 11 |
Correct |
0 ms |
204 KB |
Output is correct |
| 12 |
Correct |
1 ms |
204 KB |
Output is correct |
| 13 |
Correct |
0 ms |
204 KB |
Output is correct |
| 14 |
Correct |
0 ms |
204 KB |
Output is correct |
| 15 |
Correct |
0 ms |
204 KB |
Output is correct |
| 16 |
Correct |
0 ms |
204 KB |
Output is correct |
| 17 |
Correct |
0 ms |
204 KB |
Output is correct |
| 18 |
Correct |
0 ms |
204 KB |
Output is correct |
| 19 |
Correct |
0 ms |
204 KB |
Output is correct |
| 20 |
Correct |
0 ms |
204 KB |
Output is correct |
| 21 |
Correct |
0 ms |
204 KB |
Output is correct |
| 22 |
Correct |
0 ms |
204 KB |
Output is correct |
| 23 |
Correct |
0 ms |
204 KB |
Output is correct |
| 24 |
Correct |
1 ms |
204 KB |
Output is correct |
| 25 |
Correct |
0 ms |
204 KB |
Output is correct |
| 26 |
Correct |
0 ms |
204 KB |
Output is correct |
| 27 |
Correct |
0 ms |
204 KB |
Output is correct |
| 28 |
Correct |
0 ms |
204 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
204 KB |
Output is correct |
| 2 |
Correct |
1 ms |
204 KB |
Output is correct |
| 3 |
Correct |
1 ms |
204 KB |
Output is correct |
| 4 |
Correct |
1 ms |
204 KB |
Output is correct |
| 5 |
Correct |
0 ms |
204 KB |
Output is correct |
| 6 |
Correct |
1 ms |
204 KB |
Output is correct |
| 7 |
Correct |
0 ms |
204 KB |
Output is correct |
| 8 |
Correct |
0 ms |
204 KB |
Output is correct |
| 9 |
Correct |
1 ms |
204 KB |
Output is correct |
| 10 |
Correct |
1 ms |
204 KB |
Output is correct |
| 11 |
Correct |
0 ms |
204 KB |
Output is correct |
| 12 |
Correct |
0 ms |
204 KB |
Output is correct |
| 13 |
Correct |
0 ms |
204 KB |
Output is correct |
| 14 |
Correct |
0 ms |
204 KB |
Output is correct |
| 15 |
Correct |
0 ms |
204 KB |
Output is correct |
| 16 |
Correct |
1 ms |
204 KB |
Output is correct |
| 17 |
Correct |
0 ms |
204 KB |
Output is correct |
| 18 |
Correct |
0 ms |
204 KB |
Output is correct |
| 19 |
Correct |
0 ms |
204 KB |
Output is correct |
| 20 |
Correct |
0 ms |
204 KB |
Output is correct |
| 21 |
Correct |
1 ms |
332 KB |
Output is correct |
| 22 |
Correct |
1 ms |
332 KB |
Output is correct |
| 23 |
Correct |
2 ms |
332 KB |
Output is correct |
| 24 |
Correct |
1 ms |
332 KB |
Output is correct |
| 25 |
Correct |
1 ms |
332 KB |
Output is correct |
| 26 |
Correct |
1 ms |
332 KB |
Output is correct |
| 27 |
Correct |
1 ms |
332 KB |
Output is correct |
| 28 |
Correct |
1 ms |
332 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
4 ms |
460 KB |
Output is correct |
| 2 |
Correct |
4 ms |
544 KB |
Output is correct |
| 3 |
Correct |
21 ms |
1900 KB |
Output is correct |
| 4 |
Correct |
26 ms |
2936 KB |
Output is correct |
| 5 |
Correct |
9 ms |
1248 KB |
Output is correct |
| 6 |
Correct |
9 ms |
1228 KB |
Output is correct |
| 7 |
Correct |
20 ms |
2668 KB |
Output is correct |
| 8 |
Correct |
20 ms |
2664 KB |
Output is correct |
| 9 |
Correct |
9 ms |
1100 KB |
Output is correct |
| 10 |
Correct |
9 ms |
1080 KB |
Output is correct |
| 11 |
Correct |
29 ms |
2952 KB |
Output is correct |
| 12 |
Correct |
24 ms |
3000 KB |
Output is correct |
| 13 |
Correct |
10 ms |
1212 KB |
Output is correct |
| 14 |
Correct |
9 ms |
1300 KB |
Output is correct |
| 15 |
Correct |
16 ms |
2276 KB |
Output is correct |
| 16 |
Correct |
16 ms |
2340 KB |
Output is correct |
| 17 |
Correct |
21 ms |
2668 KB |
Output is correct |
| 18 |
Correct |
21 ms |
2660 KB |
Output is correct |
| 19 |
Correct |
21 ms |
2796 KB |
Output is correct |
| 20 |
Correct |
21 ms |
2800 KB |
Output is correct |
