- Attempting to create a simple four or five function calculator in Ruby. Originally did something like this in college written in C. That's where the idea came from.
- Initially checked in the code. Needs a lot of rework.
- Can I, or should I, separate this into classes and modules?
- DRY, there's a lot of repeated code, e.g.
gets.chomp.to_i
See about defining it in a module and then call it
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Refactor so the output repeats the expression and displays the answer
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Refactor to work with more than two numbers
- Etc.