DOI link for Understanding Functions
Understanding Functions book
Professor: Don’t worry about that. Soon you will learn how to do a user interface as well. Please, show me what you’ve got.
Maria: These are the variables that we used:
The variables number, row and col define a number that we want to place in a grid and where we want to place it. We used an auxiliary variable exists for pretty much the same purpose as we did last time in our lottery program.