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