Request this to be done in JGrasp
1. Add a method to the program that calculates the cube of every number between a lower bound and an upper bound that a user inputs (for instance, lower bound 1 and upper bound 9, for between 1 and 9).
2. Write an additional method that return the cubed value of an integer
3. Write an additional method to accomplish the same thing in #1, but this time calls the method you wrote in #2