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Haskell Quiz/Phone Number Words

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1-800-THE-QUIZ (#20)

Many companies like to list their phone numbers using the letters printed on most telephones. This makes the number easier to remember for customers. A famous example being 1-800-PICK-UPS.

This week's quiz is to write a program that will show a user possible matches for a list of provided phone numbers.

1 The problem

2 Solutions