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#include <bits/stdc++.h>
using namespace std;

int main() {
	int t;
	cin>>t;
	while(t--)
	{
	        int n;
	        cin>>n;
	        int a[n];
	        for(int i=0;i<n;i++)
	        {
	            cin>>a[i];
	        }
	        int ans=0;
	        for(int i=0;i<n-1;i++)
	        {
	            for(int j=i+1;j<n;j++)
	            {
	                if((a[i]==1&&a[j]==1)||(a[i]==0)) ans++;
	            }
	        }
	        cout<<ans<<"\n";
	}
	return 0;
}
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