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

namespace ConsoleApplication3
{
    class Program
    {
        static void Main(string[] args)
        {
            /*
            int[] nums = new int[5];
            int x = 0, min, max, i = 0;
            int count = 0;
            int count2 = 0;
            while (i < 5)
            {
                Console.WriteLine("Enter Num");
                nums[i] = int.Parse(Console.ReadLine());
                i++;
            }

            i = 0;
            max = nums[0];
            min = nums[0];

            while (i < 5)
            {

                if (nums[i] > max)
                    max = nums[i];
                if (nums[i] < min)
                    min = nums[i];
                i++;
            }
            i = 0;
            while (i < 5)
            {
                if (max == nums[i])
                    count++;
                i++;

            }
            i = 0;
            while (i < 5)
            {
                if (min == nums[i])
                    count2++;
                i++;

            }

                    Console.WriteLine("max= " + max + ", and min = " + min);
                    Console.WriteLine("MAx Mofia " + count);
                    Console.WriteLine("Min Mofia " + count);*/

            /*  int[] average = new int[5];
              for (int i = 0; i < average.Length; i++)
              {
                  average[i] = int.Parse(Console.ReadLine());

              }
              Console.WriteLine("Avg is = "+((average[0]+average[1]+average[2]+average[3]+average[4])/average.Length));*/

            int[] scum = new int[4];
            for (int i = 0; i < scum.Length; i++)
            {
                scum[i] = int.Parse(Console.ReadLine());

            }
            if ((scum[0] + scum[2] == scum[1] + scum[3]))
                Console.WriteLine("Good Job");
            else
                Console.WriteLine("Bad Job");


        }
    }
}