Solution 14 is classic Tim utilizing a multidimensional single for loop with a stunning magical rune string.
This solution is not general. How would this deal with NaCl for instance?
Another astounding solution by Alfonso. A symbolic solution with regexprep using an expert logical twist to accommodate all molecules.
This solution is not general. How would it deal with CaCO3?
Return the 3n+1 sequence for n
Back to basics 6 - Column Vector
Back to basics 19 - character types
How long is the longest prime diagonal?
07 - Common functions and indexing 2
Slitherlink III: Evolve
Perform Rubik's Cube Moves
Alias abs to asb
GJam 2014 China Rd A: Rational Number Tree
Binpack Contest: Retro
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