#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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