HDU 1093 A+B for Input-Output Practice (V)

#include <cstdio>

int main()

{

  int n,m,ans,x;

  scanf("%d",&m);

  for(int i=1; i<=m; i++)

  {

    ans=0;

    scanf("%d",&n);

    for(int j=1; j<=n; j++)

    { 

      scanf("%d",&x);

      ans+=x;

    }

    printf("%d\n",ans);

  }

  return 0;

}