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#include <fstream>
using namespace std;
ifstream fin ("xerox.in" );
ofstream fout("xerox.out");
int Q;
inline void Query(){
int N, xorsum = 0, useless, X;
fin >> N >> useless >> useless;
for(int i = 1; i <= N; i ++){
fin >> X;
xorsum ^= X;
for(int j = 1; j <= X; j ++)
fin >> useless >> useless;
}
if(xorsum != 0) fout << "1\n";
if(xorsum == 0) fout << "0\n";
return;
}
int main(){
fin >> Q;
for(Q = Q; Q; Q --);
Query();
return 0;
}