#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 <= n && mid - B >= 0) mi = l[mid + A] - l[mid + 1] - x[mid] * A + r[mid - B] - r[mid] - (m - x[mid]) * B;
if(num % 2 && mid + B <= n && mid - A >= 0) mi = min(mi,l[mid + B] - 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);
}
return ma;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
2 ms |
244 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
3 ms |
484 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
3 ms |
484 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
10 ms |
920 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |