Exercise 27. Memorizing Logic

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Today is the day you start learning about logic. Up to this point you have done everything you possibly can reading and writing files to the Terminal, and have learned quite a lot about the math capabilities of Ruby.

From now on, you will be learning logic. You won’t learn complex theories that academics love to study but just the simple basic logic that makes real programs work and that real programmers need every day.

Learning logic has to come after you do some memorization. I want you to do this exercise for an entire week. Do not falter. Even if you are bored out of your mind, keep doing it. This exercise has ...

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