Top-down design is a widely–used design technique. Your instructor used it to design the first assignment, and you will use it yourself in later assignments. In this video we take a closer look…

Integers are not the only number type in Python. There is also the float type, which is the set of real numbers. Floats can do just about everything that integers So why then does Python need a…

The most familiar type in Python is int, the set of integers. It supports all of the basic mathematical expressions that you expect, like addition, subtraction, multiplication, and division. However,…