#include <iostream>
#include <cstdio>
using namespace std;
int T,B,P;
int main()
{
    FILE *fin=fopen("fructe.in", "r");
    FILE *fout=fopen("fructe.out", "w");
    fscanf(fin, "%d", &T);
    while(T--)
    {
        fscanf(fin,"%d %d", &P, &B);
        if((B==1) && (P==1))fprintf(fout,"1 \n");
        else if((B==0)&&(P==1))fprintf(fout,"0 \n");
        else if((B==1)&&(P==1))fprintf(fout,"1 \n");
        else fprintf(fout,"0 \n");
    }
    fclose(fout);
    return 0;

}