A very big sum

import java.io.*;
import java.util.*;
 
public class Solution {
 
    public static void main(String[] args) {
        /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
        Scanner sc = new Scanner(System.in);
        long sum = 0;
        int n = sc.nextInt();
        
        for(int i=0;i<n;i++){
            sum+=sc.nextInt();
        }
        
        System.out.println(sum);
    }
}