Write a complete(FULL) java program to perform the following requirements. Ask the user to input a string. If the length of the string is even and the number of uppercase in the string is equal to the number of lowercase in the string, stop the program with "bye!". Otherwise ask the user to input a string again. ** You must use at least three static methods including main method. ** You must include sufficient appropriate program comments necessary to explain the operation of your program Eg) input a string: ba& input a string: A&$bcd input a string: 5$c8@B bye!