View Code of Problem 112

#include <iostream>
#include <sstream>
#include <stdio.h>
#include <cstring>
#include <math.h>
#include <algorithm>
#include <stdlib.h>
#include <stack>
#include <map>
#include <set>
#include <queue>
using namespace std;



int main()
{

    int n;
    while(cin>>n)
    {
        if(n==0) return 0;
        int sum=0;
        while(n--)
        {
            int a;
            cin>>a;
            sum+=a;
        }
        cout<<sum<<endl;
    }




    return 0;
}