/* 
******************************************** 
This code only for beginners.  Please, Don't Copy Past 
********************************************
*/
#include<stdio.h>
#include<math.h>
#include<string.h>
#include<stdlib.h>
int main()
{
 
    int t=0,i,j=0,k=0;
    scanf("%d",&t);
 
    while(t--){
        scanf("%d%d",&i, &k);
        if( i>k)
            printf(">\n");
        else if(i==k)
            printf("=\n");
        else
            printf("<\n");
    }
 return 0;
}