#include <stdio.h>
int main ()
{
int a ,b ;
int n ,i ;
scanf ("%d",&n) ;
for (i =1 ; i<=n ;i++)
{
scanf ("%d %d",&a,&b) ;
if (a>b) printf (">\n") ;
else if (a<b) printf ("<\n") ;
else printf ("=\n") ;
}
}
int main ()
{
int a ,b ;
int n ,i ;
scanf ("%d",&n) ;
for (i =1 ; i<=n ;i++)
{
scanf ("%d %d",&a,&b) ;
if (a>b) printf (">\n") ;
else if (a<b) printf ("<\n") ;
else printf ("=\n") ;
}
}