#include <bits/stdc++.h>
#ifdef __LOCAL__
#include <debug_local.h>
#endif
using namespace std;
const int mxN = 1e6 + 5;
long long a[mxN];
multiset<long long> s;
void testCase() {
int n;
cin >> n;
for (int i = 1; i <= n; i++) cin >> a[i];
for (int i = 1; i <= n; i++) a[i + n] = a[i];
for (int i = 1; i <= 2 * n; i++) a[i] += a[i - 1];
int x = (n + 1) / 2;
for (int i = x; i < x + x; i++) s.insert(a[i] - a[i - x]);
long long ans = *s.begin();
for (int i = x + 1; i <= 2 * n - x + 1; i++) {
s.erase(s.find(a[i - 1] - a[i - x - 1]));
s.insert(a[i + x - 1] - a[i - 1]);
ans = max(ans, *s.begin());
}
cout << ans << "\n";
}
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
testCase();
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
1 ms |
328 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
1 ms |
328 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
332 KB |
Output is correct |
| 15 |
Correct |
0 ms |
212 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
1 ms |
328 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
1 ms |
328 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
332 KB |
Output is correct |
| 15 |
Correct |
0 ms |
212 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
340 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
1 ms |
340 KB |
Output is correct |
| 22 |
Correct |
1 ms |
468 KB |
Output is correct |
| 23 |
Correct |
2 ms |
472 KB |
Output is correct |
| 24 |
Correct |
1 ms |
404 KB |
Output is correct |
| 25 |
Correct |
2 ms |
468 KB |
Output is correct |
| 26 |
Correct |
2 ms |
500 KB |
Output is correct |
| 27 |
Correct |
0 ms |
212 KB |
Output is correct |
| 28 |
Correct |
1 ms |
212 KB |
Output is correct |
| 29 |
Correct |
0 ms |
212 KB |
Output is correct |
| 30 |
Correct |
2 ms |
468 KB |
Output is correct |
| 31 |
Correct |
2 ms |
468 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
332 KB |
Output is correct |
| 3 |
Correct |
2 ms |
468 KB |
Output is correct |
| 4 |
Correct |
32 ms |
3740 KB |
Output is correct |
| 5 |
Correct |
85 ms |
8904 KB |
Output is correct |
| 6 |
Correct |
112 ms |
11184 KB |
Output is correct |
| 7 |
Correct |
142 ms |
13472 KB |
Output is correct |
| 8 |
Correct |
290 ms |
22052 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
0 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
340 KB |
Output is correct |
| 8 |
Correct |
1 ms |
332 KB |
Output is correct |
| 9 |
Correct |
1 ms |
328 KB |
Output is correct |
| 10 |
Correct |
1 ms |
340 KB |
Output is correct |
| 11 |
Correct |
1 ms |
328 KB |
Output is correct |
| 12 |
Correct |
1 ms |
340 KB |
Output is correct |
| 13 |
Correct |
0 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
332 KB |
Output is correct |
| 15 |
Correct |
0 ms |
212 KB |
Output is correct |
| 16 |
Correct |
1 ms |
340 KB |
Output is correct |
| 17 |
Correct |
1 ms |
340 KB |
Output is correct |
| 18 |
Correct |
1 ms |
340 KB |
Output is correct |
| 19 |
Correct |
1 ms |
340 KB |
Output is correct |
| 20 |
Correct |
1 ms |
340 KB |
Output is correct |
| 21 |
Correct |
1 ms |
340 KB |
Output is correct |
| 22 |
Correct |
1 ms |
468 KB |
Output is correct |
| 23 |
Correct |
2 ms |
472 KB |
Output is correct |
| 24 |
Correct |
1 ms |
404 KB |
Output is correct |
| 25 |
Correct |
2 ms |
468 KB |
Output is correct |
| 26 |
Correct |
2 ms |
500 KB |
Output is correct |
| 27 |
Correct |
0 ms |
212 KB |
Output is correct |
| 28 |
Correct |
1 ms |
212 KB |
Output is correct |
| 29 |
Correct |
0 ms |
212 KB |
Output is correct |
| 30 |
Correct |
2 ms |
468 KB |
Output is correct |
| 31 |
Correct |
2 ms |
468 KB |
Output is correct |
| 32 |
Correct |
0 ms |
212 KB |
Output is correct |
| 33 |
Correct |
1 ms |
332 KB |
Output is correct |
| 34 |
Correct |
2 ms |
468 KB |
Output is correct |
| 35 |
Correct |
32 ms |
3740 KB |
Output is correct |
| 36 |
Correct |
85 ms |
8904 KB |
Output is correct |
| 37 |
Correct |
112 ms |
11184 KB |
Output is correct |
| 38 |
Correct |
142 ms |
13472 KB |
Output is correct |
| 39 |
Correct |
290 ms |
22052 KB |
Output is correct |
| 40 |
Correct |
4 ms |
724 KB |
Output is correct |
| 41 |
Correct |
7 ms |
1108 KB |
Output is correct |
| 42 |
Correct |
11 ms |
1620 KB |
Output is correct |
| 43 |
Correct |
91 ms |
8900 KB |
Output is correct |
| 44 |
Correct |
263 ms |
21964 KB |
Output is correct |
| 45 |
Correct |
37 ms |
4564 KB |
Output is correct |
| 46 |
Correct |
129 ms |
13268 KB |
Output is correct |
| 47 |
Correct |
291 ms |
22160 KB |
Output is correct |
| 48 |
Correct |
226 ms |
22316 KB |
Output is correct |
| 49 |
Correct |
210 ms |
21436 KB |
Output is correct |
| 50 |
Correct |
211 ms |
21468 KB |
Output is correct |
