#include <iostream>
using namespace std;
int main() {
int n, i, d;
cin >> n;
int arr[n];
for (i=0; i<n; i++) cin >> arr[i];
for (i=0, d=n-1; i<n/2; i++, d--){
cout << (arr[i]+arr[d]) << ' ';
}
return 0;
}
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