#include <fstream>

using namespace std;

ifstream in ("fructe.in");
ofstream out ("fructe.out");

int main()
{
    int t;
    long a,b;
    in>>t;
    for (int i=1;i<=t;i++)
        {
          in>>a>>b;
          out<<b%2<<'\n';
        }
    return 0;
}