I know how to do number one just not number 2. Please answer number 2 only

Write a java program that will print out following pattern. Use nested for loop. 2. Add a method to the above program that generates takes two numbers as parameters and prints out all the numbers from number 1 to number 2 separated by using a while loop. (Do not print the last ,'). For example: Calling method1(9,51) should print: 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51 Calling method1(5,1) should print: 5, 4, 3, 2,1