#include <iostream>
using namespace std;
int test, ile_liczb, dodawanie{ 0 }, a{ 0 };
int main()
{
cin >> test;
cin >> ile_liczb;
for (int i = 0; i < test; i++)
{
for (int k = 0; k < ile_liczb; k++)
{
cin >> dodawanie;
a += dodawanie;
}
cout << a << endl;
a = 0;
}
return 0;
}
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