#include<fstream>
using namespace std;
ifstream f("fructe.in");
ofstream g("fructe.out");
int t,i,p,b;
int main()
{
    f>>t;
    for(i=1;i<=t;i++)
    {
        f>>p>>b;
        if(b%2==0)
            g<<"0\n";
        else
          g<<"1\n";
    }
    g.close();
    return 0;
}