using namespace std;
int main()
{
    int n,a[100],sum = 0;
    cin>>n;
    for(int i=0;i<=n-1;i++)
    {
        cin>>a[i];
        sum+=a[i];
    }
    cout<<sum;
    return 0;
}

#include<iostream>
using namespace std;
int main(){
  int n,s=0,a;
  cin>>n;
  for(int i=1;i<=n;i++){
    cin>>a;
    s=s+a;
  } 
  cout<<s<<"\n";
  return 0;
}