import java.util.Scanner;

public class bb{
public static void main(String[]argv){

Scanner sc=new Scanner(System.in);
int a,b;
int time=sc.nextInt();

for(int i=0;i<time;i++){

a=sc.nextInt();
b=sc.nextInt();

if(a>b)
System.out.println(">");
else if(a<b)
System.out.println("<");
else if(a==b)
System.out.println("=");

}
}
}