Methods Quiz

Setup

Fork the repository, then clone your fork

Quiz

Follow this process for your quiz:

1. Write the tests for a method first!
2. Commit with message "Tests for method_name"
3. Use the tests to write the method.
4. Commit with message "Implement method_name"
5. Move on to the next method
6. When all done, run the entire test suite to verify everything still works
7. Turn it in with: $ git push

Methods to Implement

1. has_teen?

   A number is a teen if it is in the range 13 to 19 inclusive. Given three integers, return true if any of them are a teen.

2. not_string

   Given a string, return a new string where "not" has been added to the front. However, if the string already begins with "not" return the original string unchanged.

3. icy_hot?

   It is icy if a temperature is less than zero, and it is hot if a temperature is greater than 100. Given two temperatures, return true if either one is icy and the other is hot.

4. closer_to

   Given a target number and two guesses, return the guess that is closer to the target. If they are the same distance, return 0.

5. two_as_one?

   Given three integers, return true if it is possible to add two of the ints to get the third.