Brian picks up the pace a bit and demonstrates a few more exercises. Exercise 2 expands on exercise 1 by adding validation. You'll validate the for a length greater than 3 and return a Right or a Left based on that validation. In exercise 3, the Either used in exercise two should be rewritten to be a functor. Exercise 4 pulls text from a user input field and strips out the spaces. - Problem: - Solution:
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