#include<iostream> using namespace std; int main() { int j,i = 0,sum = 0,m,n,a; int arr[100] = {0}; cin >> n; for(i = 0; i < n;i++) { cin >> m; sum = 0; for(j = 0; j < m;j++) { cin >> a; sum += a; } cout << sum <<endl; } return 0; }