#include <fstream>
using namespace std;

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

int t,p,b; // the pirate bay

int main()
{
    f>>t;
    while (t--)
    {
        f>>p>>b;
        if (b%2)
        g<<"1"<<'\n';
        else
        g<<"0"<<'\n';
    }
    f.close();
    g.close();
    return 0;
}