Functions operate a lot like vending machines. When we enter a code into a vending machine, we get a specific drink. When we enter an input into a function, we get an output. Try it out!
In our vending machine above, this is like how each code gets us one specific drink (B1 always gives us water), but there can be multiple codes that can get us the same drink (to get water, we can input B1, B2, or B3).
Parts of a Function
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