#include<bits/stdc++.h>
using namespace std;
using i64 = long long;
#define int i64
#define vi vector<int>
#define vvi vector<vi>
#define vb vector<bool>
#define pii pair<int, int>
#define fi first
#define se second
#define sz(x) (int)(x).size()
signed main(){
ios_base::sync_with_stdio(false); cin.tie(0);
int n;
cin >> n;
const int SZ = (n + 1) / 2;
vi a(2 * n);
for(int i = 0; i < n; i++){
cin >> a[i];
a[n + i] = a[i];
}
for(int i = 1; i < 2 * n; i++){
a[i] += a[i - 1];
}
auto sum = [&](int l, int r) -> int {
if(!l) return a[r];
return a[r] - a[l - 1];
};
multiset<int> s;
vi ans(n, LLONG_MAX);
for(int i = 0; i < 2 * n; i++){
if(i + SZ - 1 < 2 * n) s.emplace(sum(i, i + SZ - 1));
if(i >= SZ) s.erase(s.find(sum(i - SZ, i - 1)));
ans[i % n] = min(ans[i % n], *s.begin());
}
cout << *max_element(ans.begin(), ans.end()) << "\n";
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
504 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
504 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
592 KB |
Output is correct |
23 |
Correct |
3 ms |
592 KB |
Output is correct |
24 |
Correct |
2 ms |
592 KB |
Output is correct |
25 |
Correct |
2 ms |
592 KB |
Output is correct |
26 |
Correct |
3 ms |
592 KB |
Output is correct |
27 |
Correct |
1 ms |
336 KB |
Output is correct |
28 |
Correct |
1 ms |
336 KB |
Output is correct |
29 |
Correct |
1 ms |
336 KB |
Output is correct |
30 |
Correct |
2 ms |
592 KB |
Output is correct |
31 |
Correct |
2 ms |
592 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
3 ms |
592 KB |
Output is correct |
4 |
Correct |
35 ms |
4176 KB |
Output is correct |
5 |
Correct |
112 ms |
9800 KB |
Output is correct |
6 |
Correct |
147 ms |
12108 KB |
Output is correct |
7 |
Correct |
140 ms |
14476 KB |
Output is correct |
8 |
Correct |
295 ms |
23720 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
336 KB |
Output is correct |
4 |
Correct |
1 ms |
504 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
336 KB |
Output is correct |
12 |
Correct |
1 ms |
336 KB |
Output is correct |
13 |
Correct |
1 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
592 KB |
Output is correct |
23 |
Correct |
3 ms |
592 KB |
Output is correct |
24 |
Correct |
2 ms |
592 KB |
Output is correct |
25 |
Correct |
2 ms |
592 KB |
Output is correct |
26 |
Correct |
3 ms |
592 KB |
Output is correct |
27 |
Correct |
1 ms |
336 KB |
Output is correct |
28 |
Correct |
1 ms |
336 KB |
Output is correct |
29 |
Correct |
1 ms |
336 KB |
Output is correct |
30 |
Correct |
2 ms |
592 KB |
Output is correct |
31 |
Correct |
2 ms |
592 KB |
Output is correct |
32 |
Correct |
1 ms |
336 KB |
Output is correct |
33 |
Correct |
1 ms |
336 KB |
Output is correct |
34 |
Correct |
3 ms |
592 KB |
Output is correct |
35 |
Correct |
35 ms |
4176 KB |
Output is correct |
36 |
Correct |
112 ms |
9800 KB |
Output is correct |
37 |
Correct |
147 ms |
12108 KB |
Output is correct |
38 |
Correct |
140 ms |
14476 KB |
Output is correct |
39 |
Correct |
295 ms |
23720 KB |
Output is correct |
40 |
Correct |
4 ms |
848 KB |
Output is correct |
41 |
Correct |
7 ms |
1360 KB |
Output is correct |
42 |
Correct |
11 ms |
1616 KB |
Output is correct |
43 |
Correct |
89 ms |
9800 KB |
Output is correct |
44 |
Correct |
285 ms |
23880 KB |
Output is correct |
45 |
Correct |
49 ms |
4944 KB |
Output is correct |
46 |
Correct |
131 ms |
14376 KB |
Output is correct |
47 |
Correct |
283 ms |
23880 KB |
Output is correct |
48 |
Correct |
193 ms |
23880 KB |
Output is correct |
49 |
Correct |
185 ms |
23820 KB |
Output is correct |
50 |
Correct |
198 ms |
23880 KB |
Output is correct |