#include <fstream>

using namespace std;

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

int main() {
    int t;
    fin>>t;

    for ( int i= 0, a, b; i<t; ++i ) {
        fin>>a>>b;
        fout<<b%2<<"\n";
    }

    return 0;
}