#include<iostream>
using namespace std;
int main()
{
    
    
int t,m,n;
int xi,yi,xm,ym,i,j;
int br,win=0;
cin>>t;

for(i=0;i<t;i++)
{
cin>>n;
cin>>m;
br=0;
for(j=0;j<m;j++)
{
    
    cin>>xi>>yi>>xm>>ym;
    br+=(xm-xi-1)+(ym-yi-1);
}
if(br%2==1){win=win*10+1;}
if(br%2==0){win=win*10+0;}

}
cout<<win<<endl;
return 0;
}