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#include <bits/stdc++.h>
using namespace std;
ifstream fin("xerox.in");
ofstream fout("xerox.out");
int main()
{
int T;
fin >> T;
for(int t=1;t<=T;t++){
int n,x,y,sum=0;
fin >> n >> x >> y;
for(int i=1;i<=n;i++){
fin >> x;
sum^=x;
for(int j=1;j<=x;j++) fin >> y >> y;
}
if(sum!=0) fout << 1 << '\n';
else fout << 0 << '\n';
}
return 0;
}