#include <fstream>
using namespace std;
ifstream fin("fructe.in");
ofstream fout("fructe.out");
int p,b,t,i;
int main()
{
    fin>>t;
    for(i=1;i<=t;i++)
    {
        fin>>p>>b;
        while(p!=0&&b!=0)
        {
            p--;
            b--;
            b++;
        }
        if(b==0&&p>=2)
        {
            p=p-2;
            p++;
        }
        if(p==0&&b>=2)
        {
            b=b-2;
            p++;
        }
        if(p!=0)
        {
            fout<<0<<"\n";
        }
        if(b!=0)
        {
            fout<<1<<"\n";
        }
    }
    return 0;
}