what does regular expression do in this solution?
just for decrease solution size?
Reverse Run-Length Encoder
Remove the polynomials that have positive real elements of their roots.
Determine if a Given Number is a Triangle Number
Solve the Sudoku Row
MATCH THE STRINGS (2 CHAR) very easy
Hackathon - String version
S-T-R-E-T-C-H I-T O-U-T
With apologies to William Blake
Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Still more miles to go before I sleep
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