#include <bits/stdc++.h>
#define ll long long
using namespace std;
ll n,m,x[100010],b,l[100010] = {},r[100010] = {};
bool C(ll mid,ll num){
ll A = num / 2,B = num - num / 2 - 1;
ll mi = 1e+18;
if(mid + A + 1 <= n && mid - B >= 0) mi = l[mid + A + 1] - l[mid + 1] - x[mid] * A + r[mid - B] - r[mid] - (m - x[mid]) * B;
if(num % 2 == 0 && mid + B + 1 <= n && mid - A >= 0) mi = min(mi,l[mid + B + 1] - l[mid + 1] - x[mid] * B + r[mid - A] - r[mid] - (m - x[mid]) * A);
return mi <= b;
}
int besthub(int R, int L, int X[], long long B){
n = R,m = L,b = B;
for(ll i = 0;i < n;i++) x[i] = X[i];
ll ma = 0;
for(ll i = 0;i < n;i++) l[i + 1] = l[i] + x[i];
for(ll i = n - 1;i >= 0;i--) r[i] = r[i + 1] + L - x[i];
for(ll i = 0;i < n;i++){
ll low = 1,up = n + 1;
while(up - low > 1){
ll mid = (up + low) / 2;
if(C(i,mid)) low = mid;
else up = mid;
}
ma = max(ma,low);
//for(int j = 1;j <= n;j++) C(i,j);
}
return ma;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
488 KB |
Output is correct |
| 3 |
Correct |
2 ms |
488 KB |
Output is correct |
| 4 |
Correct |
2 ms |
488 KB |
Output is correct |
| 5 |
Correct |
3 ms |
524 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
616 KB |
Output is correct |
| 2 |
Correct |
2 ms |
616 KB |
Output is correct |
| 3 |
Correct |
2 ms |
676 KB |
Output is correct |
| 4 |
Correct |
2 ms |
680 KB |
Output is correct |
| 5 |
Correct |
3 ms |
684 KB |
Output is correct |
| 6 |
Correct |
3 ms |
688 KB |
Output is correct |
| 7 |
Correct |
3 ms |
688 KB |
Output is correct |
| 8 |
Correct |
3 ms |
696 KB |
Output is correct |
| 9 |
Correct |
2 ms |
940 KB |
Output is correct |
| 10 |
Correct |
3 ms |
940 KB |
Output is correct |
| 11 |
Correct |
2 ms |
940 KB |
Output is correct |
| 12 |
Correct |
2 ms |
940 KB |
Output is correct |
| 13 |
Correct |
3 ms |
940 KB |
Output is correct |
| 14 |
Correct |
2 ms |
940 KB |
Output is correct |
| 15 |
Correct |
2 ms |
940 KB |
Output is correct |
| 16 |
Correct |
2 ms |
940 KB |
Output is correct |
| 17 |
Correct |
3 ms |
940 KB |
Output is correct |
| 18 |
Correct |
2 ms |
940 KB |
Output is correct |
| 19 |
Correct |
3 ms |
940 KB |
Output is correct |
| 20 |
Correct |
2 ms |
940 KB |
Output is correct |
| 21 |
Correct |
2 ms |
940 KB |
Output is correct |
| 22 |
Correct |
3 ms |
940 KB |
Output is correct |
| 23 |
Correct |
4 ms |
940 KB |
Output is correct |
| 24 |
Correct |
3 ms |
940 KB |
Output is correct |
| 25 |
Correct |
3 ms |
940 KB |
Output is correct |
| 26 |
Correct |
2 ms |
940 KB |
Output is correct |
| 27 |
Correct |
3 ms |
940 KB |
Output is correct |
| 28 |
Correct |
3 ms |
940 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
940 KB |
Output is correct |
| 2 |
Correct |
2 ms |
960 KB |
Output is correct |
| 3 |
Correct |
2 ms |
960 KB |
Output is correct |
| 4 |
Correct |
2 ms |
960 KB |
Output is correct |
| 5 |
Correct |
3 ms |
960 KB |
Output is correct |
| 6 |
Correct |
3 ms |
960 KB |
Output is correct |
| 7 |
Correct |
2 ms |
996 KB |
Output is correct |
| 8 |
Correct |
3 ms |
1020 KB |
Output is correct |
| 9 |
Correct |
3 ms |
1020 KB |
Output is correct |
| 10 |
Correct |
2 ms |
1020 KB |
Output is correct |
| 11 |
Correct |
2 ms |
1020 KB |
Output is correct |
| 12 |
Correct |
2 ms |
1020 KB |
Output is correct |
| 13 |
Correct |
3 ms |
1020 KB |
Output is correct |
| 14 |
Correct |
2 ms |
1020 KB |
Output is correct |
| 15 |
Correct |
2 ms |
1020 KB |
Output is correct |
| 16 |
Correct |
3 ms |
1020 KB |
Output is correct |
| 17 |
Correct |
3 ms |
1020 KB |
Output is correct |
| 18 |
Correct |
2 ms |
1020 KB |
Output is correct |
| 19 |
Correct |
3 ms |
1020 KB |
Output is correct |
| 20 |
Correct |
3 ms |
1024 KB |
Output is correct |
| 21 |
Correct |
4 ms |
1160 KB |
Output is correct |
| 22 |
Correct |
4 ms |
1160 KB |
Output is correct |
| 23 |
Correct |
3 ms |
1244 KB |
Output is correct |
| 24 |
Correct |
7 ms |
1244 KB |
Output is correct |
| 25 |
Correct |
4 ms |
1288 KB |
Output is correct |
| 26 |
Correct |
4 ms |
1288 KB |
Output is correct |
| 27 |
Correct |
4 ms |
1376 KB |
Output is correct |
| 28 |
Correct |
4 ms |
1376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
9 ms |
1848 KB |
Output is correct |
| 2 |
Correct |
10 ms |
1960 KB |
Output is correct |
| 3 |
Correct |
44 ms |
5168 KB |
Output is correct |
| 4 |
Correct |
39 ms |
6268 KB |
Output is correct |
| 5 |
Correct |
20 ms |
6268 KB |
Output is correct |
| 6 |
Correct |
20 ms |
6268 KB |
Output is correct |
| 7 |
Correct |
43 ms |
7720 KB |
Output is correct |
| 8 |
Correct |
43 ms |
8492 KB |
Output is correct |
| 9 |
Correct |
20 ms |
8492 KB |
Output is correct |
| 10 |
Correct |
20 ms |
8492 KB |
Output is correct |
| 11 |
Correct |
43 ms |
10112 KB |
Output is correct |
| 12 |
Correct |
42 ms |
11180 KB |
Output is correct |
| 13 |
Correct |
21 ms |
11180 KB |
Output is correct |
| 14 |
Correct |
20 ms |
11180 KB |
Output is correct |
| 15 |
Correct |
33 ms |
12120 KB |
Output is correct |
| 16 |
Correct |
32 ms |
12888 KB |
Output is correct |
| 17 |
Correct |
38 ms |
14168 KB |
Output is correct |
| 18 |
Correct |
39 ms |
15172 KB |
Output is correct |
| 19 |
Correct |
39 ms |
16304 KB |
Output is correct |
| 20 |
Correct |
39 ms |
17280 KB |
Output is correct |
