import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Main
{
	public static void method_A(int a,int b){
		String st = a+" "+b;
		ArrayList<Integer>list = new ArrayList<>();
		list.add(a);
		list.add(b);
		Collections.sort(list);
		String st1 = list.get(0)+" "+list.get(1);
		String st2 = list.get(1)+" "+list.get(0);
		if(st1.equals(st2)){System.out.println((char)61);}
		else{
			if(st1.equals(st)){System.out.println((char)60);}
			else{System.out.println((char)62);}
		}
	}
	public static void main (String[] args) throws java.lang.Exception
	{
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		for(int i = 0;i<n;i++){
			
			int a = sc.nextInt();
			int b = sc.nextInt();
			try{method_A(a,b);}
			catch(Exception e){System.out.println(a+" "+b);}
		}
	}
}