#include <fstream>
 
using namespace std;
 
int main()
{
    ifstream f("fructe.in");
    ofstream ft("fructe.out");
    long n;
    f>>n;
    long long a,b,i;
    for(i=1;i<=n;i++)
    {
        f>>a>>b;
        ft<<b%2<<endl;
    }
}