// Program to add a given amount of numbers
// Michael Rothstein
// 01/30/2014

#include <iostream>

using std::cin; using std::cout; using std::endl;

int main() {
  int num_data;
  cin >> num_data;
  int total = 0;
  for(int count = 0;count < num_data;count++){
    int number;
    cin >> number;
    total += number;
  }
  cout << "Sum is " << total << endl;
}