#include
#include
using namespace std;
int main()
{
int n,m,i,k=0;
int sum=0;
cin>>n;
while (n--)
{
cin>>m;
while (m--)
{
cin>>i;
sum=sum+i;
}
sum=sum-k;
if(sum+1>=k)
cout<<"Yes"<
else
cout<<"No"<
k=0;
sum=0;
}
return 0;
}