Daily Coding Problem: Problem #616 [Medium]

Good morning! Here's your coding interview problem for today.

This problem was asked by Google.

A cryptarithmetic puzzle is a mathematical game where the digits of some numbers are represented by letters. Each letter represents a unique digit.

For example, a puzzle of the form:

  SEND
+ MORE
--------
 MONEY

may have the solution:

{'S': 9, 'E': 5, 'N': 6, 'D': 7, 'M': 1, 'O', 0, 'R': 8, 'Y': 2}

Given a three-word puzzle like the one above, create an algorithm that finds a solution.

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