#include <iostream>

using namespace std;

int main()
{
    int n;
    cin>>n;
    for(int i=0; i<n; ++i)
    {
        int a,b;
        cin>>a>>b;
        while(a>0&&b>0)
                a--;b--;
        if(b!=0) cout<<"0"<<endl;
        else cout<<"1"<<endl;





    }

    return 0;
}