# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
252465 |
2020-07-25T15:55:04 Z |
Blagojce |
Hacker (BOI15_hac) |
C++11 |
|
119 ms |
22888 KB |
#include <bits/stdc++.h>
#define fr(i, n, m) for(int i = (n); i < (m); i ++)
#define pb push_back
#define st first
#define nd second
#define pq priority_queue
#define all(x) begin(x), end(x)
#include <time.h>
#include <cmath>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
const int i_inf = 1e9;
const ll inf = 1e18;
const ll mod = 1000000007;
const ld eps = 1e-13;
const ld pi = 3.14159265359;
mt19937 _rand(time(NULL));
clock_t timer = clock();
const int mxn = 5e5;
void solve(){
int n;
cin >> n;
int a[2*n];
fr(i, 0, n){
cin >> a[i];
a[i+n] = a[i];
}
int len = (n+1)/2;
n*=2;
int pre[n];
pre[0] = a[0];
fr(i, 1, n){
pre[i] = pre[i-1]+a[i];
}
int sum[n];
memset(sum, 0, sizeof(sum));
fr(i, len-1, n){
int s = pre[i];
if(i-len >= 0) s -= pre[i-len];
sum[i-len+1] = s;
}
int ans = 0;
pq<pii> Q;
fr(i, 0, n){
Q.push({-sum[i], i});
while(!Q.empty() && Q.top().nd <= i-len) Q.pop();
if(i >= len-1) ans = max(ans, - Q.top().st);
}
cout<<ans<<endl;
}
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
solve();
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
0 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
0 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
0 ms |
384 KB |
Output is correct |
10 |
Correct |
0 ms |
400 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
0 ms |
384 KB |
Output is correct |
13 |
Correct |
0 ms |
384 KB |
Output is correct |
14 |
Correct |
0 ms |
396 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
0 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
0 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
0 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
0 ms |
384 KB |
Output is correct |
10 |
Correct |
0 ms |
400 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
0 ms |
384 KB |
Output is correct |
13 |
Correct |
0 ms |
384 KB |
Output is correct |
14 |
Correct |
0 ms |
396 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
0 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
384 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
512 KB |
Output is correct |
23 |
Correct |
1 ms |
640 KB |
Output is correct |
24 |
Correct |
1 ms |
512 KB |
Output is correct |
25 |
Correct |
1 ms |
640 KB |
Output is correct |
26 |
Correct |
1 ms |
640 KB |
Output is correct |
27 |
Correct |
0 ms |
384 KB |
Output is correct |
28 |
Correct |
0 ms |
384 KB |
Output is correct |
29 |
Correct |
0 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
640 KB |
Output is correct |
31 |
Correct |
2 ms |
640 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
640 KB |
Output is correct |
4 |
Correct |
19 ms |
3708 KB |
Output is correct |
5 |
Correct |
58 ms |
10092 KB |
Output is correct |
6 |
Correct |
73 ms |
11784 KB |
Output is correct |
7 |
Correct |
60 ms |
13036 KB |
Output is correct |
8 |
Correct |
98 ms |
22576 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
0 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
0 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
0 ms |
384 KB |
Output is correct |
10 |
Correct |
0 ms |
400 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
0 ms |
384 KB |
Output is correct |
13 |
Correct |
0 ms |
384 KB |
Output is correct |
14 |
Correct |
0 ms |
396 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
0 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
384 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
512 KB |
Output is correct |
23 |
Correct |
1 ms |
640 KB |
Output is correct |
24 |
Correct |
1 ms |
512 KB |
Output is correct |
25 |
Correct |
1 ms |
640 KB |
Output is correct |
26 |
Correct |
1 ms |
640 KB |
Output is correct |
27 |
Correct |
0 ms |
384 KB |
Output is correct |
28 |
Correct |
0 ms |
384 KB |
Output is correct |
29 |
Correct |
0 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
640 KB |
Output is correct |
31 |
Correct |
2 ms |
640 KB |
Output is correct |
32 |
Correct |
1 ms |
384 KB |
Output is correct |
33 |
Correct |
0 ms |
384 KB |
Output is correct |
34 |
Correct |
2 ms |
640 KB |
Output is correct |
35 |
Correct |
19 ms |
3708 KB |
Output is correct |
36 |
Correct |
58 ms |
10092 KB |
Output is correct |
37 |
Correct |
73 ms |
11784 KB |
Output is correct |
38 |
Correct |
60 ms |
13036 KB |
Output is correct |
39 |
Correct |
98 ms |
22576 KB |
Output is correct |
40 |
Correct |
2 ms |
896 KB |
Output is correct |
41 |
Correct |
4 ms |
1536 KB |
Output is correct |
42 |
Correct |
7 ms |
1792 KB |
Output is correct |
43 |
Correct |
40 ms |
10220 KB |
Output is correct |
44 |
Correct |
119 ms |
22632 KB |
Output is correct |
45 |
Correct |
20 ms |
5240 KB |
Output is correct |
46 |
Correct |
70 ms |
12984 KB |
Output is correct |
47 |
Correct |
103 ms |
22624 KB |
Output is correct |
48 |
Correct |
102 ms |
22888 KB |
Output is correct |
49 |
Correct |
91 ms |
22116 KB |
Output is correct |
50 |
Correct |
85 ms |
21992 KB |
Output is correct |