1. Write a program that continually prompts the user for integer input. Based on the integer that is entered the program must do one of the following
   • If the integer is 1, print hello world and ask again
   • If the integer is 2, print hello, from [your name] and ask again
   • If the integer is 3, print whats up world and ask again
   • Else print goodbye world and then exit.

Things to remember: a do while loop allows the body of the loop be run at least once every time. C++