View Code of Problem 112

#include<iostream>
#include<cmath>
#include<iomanip>
#include<cstring>
#include<string>
#include<vector>
#include<algorithm>
#include<ctype.h>
using namespace std;
int main()
{
	int n;
	while (cin >> n && n != 0)
	{
		int sum = 0;
		while (n--)
		{
			int a;
			cin >> a;
			sum += a;
		}
		cout << sum << endl;
	}
}