07/21/2017 07:30:04 AM (621190)
See for the original challenge
See this blog for non-optimized version
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Enter a phone number (up to 10 digits or letters). Like "123-345-7890" or "Microsoft" All nondigit, non alpha will be removed automatically.
Keep in mind that the 50000 word spelling dictionary used contains lots of abbreviations like "ny", "pm", "etc" (because they're not spelling errors)
The source code (about 80 lines, written in Visual Foxpro )