#include <bits/stdc++.h>
using namespace std;
long long n, arr[100005];
int main() {
  cin >> n;
  for (int i = 0; i < n; i++) cin >> arr[i];
  for (int i = 0; i < n - 1; i++) cout << arr[i] + arr[i + 1] << ' ';
  cout << arr[n - 1] << endl;
  return 0;
}
