#include<bits/stdc++.h>
using namespace std;
#define range(v) begin(v), end(v)
#define compact(v) v.erase(unique(range(v)), end(v))
template<class T> bool minimize(T& a, T b){
if(a > b) return a = b, true;
return false;
}
template<class T> bool maximize(T& a, T b){
if(a < b) return a = b, true;
return false;
}
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
const int N = 1e5 + 5;
int n, lim, x[N]; ll c, s[N];
ll f(int l, int r){
if(l == r) return 0;
ll avg = x[l + r >> 1];
int pos = l + r >> 1;
int halfLeft = pos - l + 1;
int halfRight = r - l + 1 - halfLeft;
return (1LL * halfLeft * avg - (s[pos] - s[l - 1])) + ((s[r] - s[pos]) - 1LL * halfRight * avg);
}
int besthub(int R, int L, int X[0], ll B){
n = R, lim = L; c = B;
for(int i = 0; i < n; ++i){
x[i + 1] = X[i];
s[i + 1] = s[i] + X[i];
}
int ans = 0;
for(int i = 1; i <= n; ++i){
int l = 1, r = i, j = -1;
while(l <= r){
int mid = l + r >> 1;
if(f(mid, i) <= c) j = mid, r = mid - 1;
else l = mid + 1;
}
maximize(ans, i - j + 1);
}
return ans;
}
Compilation message
ricehub.cpp: In function 'll f(int, int)':
ricehub.cpp:28:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
28 | ll avg = x[l + r >> 1];
| ~~^~~
ricehub.cpp:29:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
29 | int pos = l + r >> 1;
| ~~^~~
ricehub.cpp: In function 'int besthub(int, int, int*, ll)':
ricehub.cpp:47:21: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
47 | int mid = l + r >> 1;
| ~~^~~
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 2 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 3 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2496 KB |
Output is correct |
| 5 |
Correct |
0 ms |
2396 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 2 |
Correct |
0 ms |
2392 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 4 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 5 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 6 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 10 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 11 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 13 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 14 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 15 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 16 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 17 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 18 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 19 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 20 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 21 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 22 |
Correct |
1 ms |
2544 KB |
Output is correct |
| 23 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 24 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 25 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 26 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 27 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 28 |
Correct |
1 ms |
2396 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 2 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 5 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 6 |
Correct |
0 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 10 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 11 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 13 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 14 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 15 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 16 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 17 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 18 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 19 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 20 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 21 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 22 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 23 |
Correct |
2 ms |
2536 KB |
Output is correct |
| 24 |
Correct |
2 ms |
2392 KB |
Output is correct |
| 25 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 26 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 27 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 28 |
Correct |
1 ms |
2508 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
3 ms |
2648 KB |
Output is correct |
| 2 |
Correct |
3 ms |
2652 KB |
Output is correct |
| 3 |
Correct |
14 ms |
2652 KB |
Output is correct |
| 4 |
Correct |
13 ms |
2676 KB |
Output is correct |
| 5 |
Correct |
9 ms |
2500 KB |
Output is correct |
| 6 |
Correct |
6 ms |
2496 KB |
Output is correct |
| 7 |
Correct |
17 ms |
2652 KB |
Output is correct |
| 8 |
Correct |
12 ms |
2652 KB |
Output is correct |
| 9 |
Correct |
7 ms |
2652 KB |
Output is correct |
| 10 |
Correct |
7 ms |
2652 KB |
Output is correct |
| 11 |
Correct |
14 ms |
2652 KB |
Output is correct |
| 12 |
Correct |
21 ms |
2652 KB |
Output is correct |
| 13 |
Correct |
6 ms |
2676 KB |
Output is correct |
| 14 |
Correct |
7 ms |
2908 KB |
Output is correct |
| 15 |
Correct |
13 ms |
3420 KB |
Output is correct |
| 16 |
Correct |
13 ms |
3444 KB |
Output is correct |
| 17 |
Correct |
12 ms |
3420 KB |
Output is correct |
| 18 |
Correct |
12 ms |
3416 KB |
Output is correct |
| 19 |
Correct |
13 ms |
3676 KB |
Output is correct |
| 20 |
Correct |
12 ms |
3676 KB |
Output is correct |
