At its core, problem-solving is about understanding the challenge, designing a solution and ensuring its effective execution.

Restate the problem in your own words to make sure you understand the question. Think of the steps to go from the information given in the question to what the question is asking you. If stuck, think ...

Abstraction allows us to create a general idea of what the problem ... step would be to notice that all rectangles share general characteristics: all rectangles have a width, but for the program ...