This module is responsible for overseeing the entire program; invoking the other modules as appropriate. It is the module allowing the user to play the game repeatedly.
1. Initialize program variables
2. Introduce the game
3. While the player wants to keep playing
a. pick a random number between 1 and 100
b. introduce the play
c. play the game
d. ask the player if they want to continue
4. say goodbye!