I lost to Doug.
Get the area codes from a list of phone numbers
Find matching parenthesis
does it touch ?
Back to basics 20 - singleton dimensions
Make a run-length companion vector
Convert a vector into a number
Project Euler: Problem 1, Multiples of 3 and 5
Getting the row and column location from a matrix
Poker Series 02: isQuads
String substitution, sub problem to cryptoMath
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