#include <iostream> #include <cstdio> using namespace std; int main() { int a,d,n,s; cin>>a; for(int i=0;i<a;++i){ s=0; cin>>n; for(int j=0;j<n;++j){ cin>>d; s+=d; } cout<<s<<"\n"; } return 0; }
krzysztof1710