#include<stdio.h>
int main()
{
 freopen("fructe.in","r",stdin);
 freopen("fructe.out","w",stdout);
 long t,i,j,v[51][51],b[51];
 scanf("%ld",&t);
 for(i=1;i<=t;i++)
	for(j=1;j<=2;j++)
		 scanf("%ld",&v[i][j]);
 j=1;
 for(i=1;i<=t;i++)
	{
	 if(v[i][j]==v[i][j+1])b[i]=1;
	 else if(v[i][j]!=v[i][j+1])b[i]=0;
	}
 for(i=1;i<=t;i++)
	printf("%ld\n",b[i]);
 fcloseall();
 return 0;
}