using System;
using System.IO;
using System.Linq;
using System.Collections.Generic;
using System.Text;

public class Program
{

    public void Proc()
    {
        int inputCount = int.Parse(Reader.ReadLine());

        for (int i = 0; i != inputCount; i++) {
            string[] inpt = Reader.ReadLine().Split(' ');
            int[] tmp = new int[2];
            tmp[0] = int.Parse(inpt[0]);
            tmp[1] = int.Parse(inpt[1]);
            Console.WriteLine(GetAns(tmp));
        }


    }


    private char GetAns(int[] inpt) {
        if(inpt[0] == inpt[1]) {
            return '=';
        }

        if(inpt.Min() == inpt[0]) {
            return (char)60;
        } else {
            return (char)62;
        }
    }




    public class Reader
    {
        static StringReader sr;
        public static bool IsDebug = false;
        public static string ReadLine()
        {
            if (IsDebug)
            {
                if (sr == null)
                {
                    sr = new StringReader(InputText.Trim());
                }
                return sr.ReadLine();
            }
            else
            {
                return Console.ReadLine();
            }
        }
        private static string InputText = @"

4
83 17
1 1
200 200
24 69


";
    }

    public static void Main(string[] args)
    {
#if DEBUG
        Reader.IsDebug = true;
#endif
        Program prg = new Program();
        prg.Proc();
    }
}