This should not work in general. It returns false-positive for consecutive 1 5 7 :-)
This should not work, but test suite only requires us to check for groups of three in columns.
Thanks for noticing that...I'll edit the test suite and fix that.
Factorize THIS, buddy
Back to basics 9 - Indexed References
Decimation - Optimized for speed
Return elements unique to either input
Sums of Multiple Pairs of Triangular Numbers
Two fractions, one sum
Break it up! Break it up!
How brilliant are you?
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