Submission #1018672

#TimeUsernameProblemLanguageResultExecution timeMemory
1018672vjudge1Autići (COCI22_autici)C++17
0 / 50
24 ms1832 KiB
#include <iostream>
using namespace std;

int main() {
    int n,d[100000];
    int ans = 0;
    cin >> n;
    for(int i = 0;i < n;i++) {
        cin >> d[i];
    }

    if(n==1) {
        cout << 0;
        return 0;
    }
    for(int i = 0;i < n-1;i++) {
        ans += d[i]+d[i+1];
    }
    cout << ans;
}

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