#include <bits/stdc++.h> using namespace std; long long a[1005],b[1005]; int main() { int n; cin>>n; for(int i=1;i<n;i++){ cin>>a[i]; } b[1] = a[1]; cout<<b[1]<<" "; for(int j=2;j<=n;j++){ b[j] = b[j-1]+a[j]; cout<<b[j]<<" "; } return 0; }