#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n,x;
	cin>>n;
	int sum = 0;//记录和 
	for(int i=0;i<n;i++){
		cin>>x;
		sum=sum+x; 
	} 
	cout<<sum<<"\n";
	return 0;
}

#include <bits/stdc++.h>
using namespace std;
int main()
{
    int n, x, ans;
    cin >> n;
    ans = 0;
    for (int i = 1; i <= n; i++)
    {
        cin >> x;
        ans += x;
    }
    cout << ans << "\n";
    return 0;
}