第三次周赛.2

#include
using namespace std;
int main()
{
int N;
cin >> N;
for (int j = 1; j <= N; j++)
{
int M;
cin >> M;
int sum = 0;
for (int i = 1; i <= M; i++)
{
int a;
cin >> a;
sum += a;
}
cout << sum << endl;
}
return 0;
}