#include "bits/stdc++.h"
using namespace std;
#define fi first
#define se second
#define ll long long
#define dbg(v) cerr<<#v<<" = "<<v<<'\n'
#define vi vector<int>
#define vl vector <ll>
#define pii pair<int,int>
#define mp make_pair
#define db long double
#define pb push_back
#define all(s) s.begin(),s.end()
#include "ricehub.h"
const int N = (int)(1e6) + 5;
ll s[N];
ll ss[N];
ll get(int l,int m,int r)
{
return (ss[r] - ss[m]) - (r - m) * s[m] + (m - l) * s[m] - (ss[m - 1] - ss[l - 1]);
}
int besthub(int N, int L, int X[], ll B)
{
int n = N;
int m = L;
ll k = B;
int ans = 0;
for (int i = 0;i < n;++i)
s[i + 1] = X[i],ss[i + 1] = ss[i] + s[i + 1];
for (int i = 1;i <= n;++i)
{
int len = 0;
for (int t = 1 << 17;t;t /= 2)
if (get(max(1,i - len - t),i,min(n,i + len + t)) <= k)
len += t;
int L = max(1,i - len);
int R = min(n,i + len);
if (get(L,i,R) <= k)
ans = max(ans,R - L + 1);
if (L > 1 && get(L - 1,i,R) <= k)
ans = max(ans,R - L + 2);
if (R < n && get(L,i,R + 1) <= k)
ans = max(ans,R - L + 2);
}
return ans;
}
Compilation message
ricehub.cpp: In function 'int besthub(int, int, int*, long long int)':
ricehub.cpp:32:9: warning: unused variable 'm' [-Wunused-variable]
int m = L;
^
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
2 ms |
380 KB |
Output is correct |
| 2 |
Correct |
3 ms |
380 KB |
Output is correct |
| 3 |
Correct |
3 ms |
552 KB |
Output is correct |
| 4 |
Correct |
3 ms |
552 KB |
Output is correct |
| 5 |
Correct |
4 ms |
564 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
3 ms |
568 KB |
Output is correct |
| 2 |
Correct |
2 ms |
572 KB |
Output is correct |
| 3 |
Correct |
2 ms |
572 KB |
Output is correct |
| 4 |
Correct |
3 ms |
596 KB |
Output is correct |
| 5 |
Correct |
4 ms |
644 KB |
Output is correct |
| 6 |
Correct |
3 ms |
648 KB |
Output is correct |
| 7 |
Correct |
0 ms |
656 KB |
Output is correct |
| 8 |
Correct |
6 ms |
660 KB |
Output is correct |
| 9 |
Correct |
3 ms |
764 KB |
Output is correct |
| 10 |
Correct |
3 ms |
768 KB |
Output is correct |
| 11 |
Correct |
3 ms |
768 KB |
Output is correct |
| 12 |
Correct |
3 ms |
768 KB |
Output is correct |
| 13 |
Correct |
3 ms |
768 KB |
Output is correct |
| 14 |
Correct |
3 ms |
768 KB |
Output is correct |
| 15 |
Correct |
3 ms |
788 KB |
Output is correct |
| 16 |
Correct |
3 ms |
804 KB |
Output is correct |
| 17 |
Correct |
2 ms |
804 KB |
Output is correct |
| 18 |
Correct |
3 ms |
804 KB |
Output is correct |
| 19 |
Correct |
4 ms |
804 KB |
Output is correct |
| 20 |
Correct |
3 ms |
804 KB |
Output is correct |
| 21 |
Correct |
3 ms |
804 KB |
Output is correct |
| 22 |
Correct |
4 ms |
804 KB |
Output is correct |
| 23 |
Correct |
3 ms |
804 KB |
Output is correct |
| 24 |
Correct |
3 ms |
804 KB |
Output is correct |
| 25 |
Correct |
3 ms |
804 KB |
Output is correct |
| 26 |
Correct |
4 ms |
804 KB |
Output is correct |
| 27 |
Correct |
4 ms |
804 KB |
Output is correct |
| 28 |
Correct |
3 ms |
804 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
3 ms |
804 KB |
Output is correct |
| 2 |
Correct |
3 ms |
804 KB |
Output is correct |
| 3 |
Correct |
3 ms |
804 KB |
Output is correct |
| 4 |
Correct |
3 ms |
804 KB |
Output is correct |
| 5 |
Correct |
5 ms |
804 KB |
Output is correct |
| 6 |
Correct |
3 ms |
804 KB |
Output is correct |
| 7 |
Correct |
4 ms |
804 KB |
Output is correct |
| 8 |
Correct |
4 ms |
804 KB |
Output is correct |
| 9 |
Correct |
3 ms |
804 KB |
Output is correct |
| 10 |
Correct |
3 ms |
804 KB |
Output is correct |
| 11 |
Correct |
4 ms |
804 KB |
Output is correct |
| 12 |
Correct |
3 ms |
808 KB |
Output is correct |
| 13 |
Correct |
3 ms |
832 KB |
Output is correct |
| 14 |
Correct |
3 ms |
840 KB |
Output is correct |
| 15 |
Correct |
4 ms |
848 KB |
Output is correct |
| 16 |
Correct |
3 ms |
852 KB |
Output is correct |
| 17 |
Correct |
4 ms |
852 KB |
Output is correct |
| 18 |
Correct |
3 ms |
864 KB |
Output is correct |
| 19 |
Correct |
3 ms |
872 KB |
Output is correct |
| 20 |
Correct |
3 ms |
880 KB |
Output is correct |
| 21 |
Correct |
4 ms |
980 KB |
Output is correct |
| 22 |
Correct |
5 ms |
1040 KB |
Output is correct |
| 23 |
Correct |
6 ms |
1064 KB |
Output is correct |
| 24 |
Correct |
4 ms |
1064 KB |
Output is correct |
| 25 |
Correct |
6 ms |
1128 KB |
Output is correct |
| 26 |
Correct |
6 ms |
1148 KB |
Output is correct |
| 27 |
Correct |
6 ms |
1296 KB |
Output is correct |
| 28 |
Correct |
5 ms |
1296 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
10 ms |
1672 KB |
Output is correct |
| 2 |
Correct |
9 ms |
1788 KB |
Output is correct |
| 3 |
Correct |
46 ms |
4356 KB |
Output is correct |
| 4 |
Correct |
39 ms |
5416 KB |
Output is correct |
| 5 |
Correct |
20 ms |
5416 KB |
Output is correct |
| 6 |
Correct |
19 ms |
5416 KB |
Output is correct |
| 7 |
Correct |
34 ms |
6852 KB |
Output is correct |
| 8 |
Correct |
38 ms |
7672 KB |
Output is correct |
| 9 |
Correct |
23 ms |
7672 KB |
Output is correct |
| 10 |
Correct |
17 ms |
7672 KB |
Output is correct |
| 11 |
Correct |
50 ms |
9276 KB |
Output is correct |
| 12 |
Correct |
49 ms |
10344 KB |
Output is correct |
| 13 |
Correct |
28 ms |
10344 KB |
Output is correct |
| 14 |
Correct |
18 ms |
10344 KB |
Output is correct |
| 15 |
Correct |
28 ms |
11400 KB |
Output is correct |
| 16 |
Correct |
30 ms |
12236 KB |
Output is correct |
| 17 |
Correct |
33 ms |
13488 KB |
Output is correct |
| 18 |
Correct |
43 ms |
14432 KB |
Output is correct |
| 19 |
Correct |
54 ms |
15504 KB |
Output is correct |
| 20 |
Correct |
42 ms |
16508 KB |
Output is correct |
