top | item 42742453 (no title) wetmore | 1 year ago Google even and odd permutations to learn more :) discuss order hn newest JadeNB|1 year ago What a lovely independent discovery! The context is similar to the (un)solvability of the 15 puzzle.https://en.wikipedia.org/wiki/15_puzzle#Solvability oliwary|1 year ago Ahhh fascinating! :) Thank you for the pointer.
JadeNB|1 year ago What a lovely independent discovery! The context is similar to the (un)solvability of the 15 puzzle.https://en.wikipedia.org/wiki/15_puzzle#Solvability
JadeNB|1 year ago
https://en.wikipedia.org/wiki/15_puzzle#Solvability
oliwary|1 year ago