#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)
        {
            if(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;
}