#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
using namespace std;
const int maxn = 100100;
ll pref[2*maxn], n;
ll arr[maxn], result[maxn];
ll get_sum(int i, int j) {
return pref[j] - pref[i-1];
}
int main() {
cin>>n;
for(int i=1;i<=n;i++) {
result[i] = LLONG_MAX;
cin>>arr[i];
}
for(int i=1;i<=2*n;i++) {
pref[i] = pref[i-1];
if(i <= n) pref[i] += arr[i];
else pref[i] += arr[i-n];
}
int x = n / 2 + n % 2;
for(int i=1;i<=n;i++) {
result[i] = min(result[i], get_sum(i, (i+x)-1));
}
for(int i=n+1;i<=2*n;i++) {
result[i-n] = min(result[i-n], get_sum((i-x)+1, i));
}
ll final_result = LLONG_MIN;
for(int i=1;i<=n;i++) {
final_result = max(final_result, result[i]);
}
cout<<final_result<<"\n";
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Incorrect |
2 ms |
376 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Incorrect |
2 ms |
376 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
564 KB |
Output is correct |
2 |
Incorrect |
2 ms |
568 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
Output is correct |
2 |
Incorrect |
2 ms |
376 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |