#include <bits/stdc++.h>

using namespace std;

ifstream fin("xerox.in");
ofstream fout("xerox.out");

int t,n,m,x,y;

int main()
{
    fin>>t;
    while(t--)
    {
        fin>>n>>x>>y;
        int s=0;
        for(int i=1; i<=n; i++)
        {
            fin>>m;
            s^=m;
            while(m--) fin>>x>>y;
        }
        if(s==0)
            fout<<"0\n";
        else
            fout<<"1\n";
    }
    return 0;
}