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Submission #723674

# Submission time Handle Problem Language Result Execution time Memory
723674 2023-04-14T07:26:55 Z rshohruh Hacker (BOI15_hac) C++14
0 / 100
 1 ms 212 KB 
#include <bits/stdc++.h>
using namespace std;
int main(){
    #ifdef __local__
        freopen("input.txt", "r", stdin);
        freopen("output.txt", "w", stdout);
    #endif
    int n;
    cin >> n;
    vector<int> a(n+1), p(n+1);
    for(int i = 1; i <= n; ++i){
        cin >> a[i];
        p[i] = p[i-1] + a[i];
    }
    int x = upper_bound(p.begin(), p.end(), p.back()/2) - p.begin();
    cout << a[x] + min(p[n]-p[x], p[x-1]);
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -