4 ms·Have you seen https://projecteuler.net/ https://projecteuler.net/?by elsjaako 11y agoHave you seen https://projecteuler.net/ https://projecteuler.net/?facetious 11y agoThis is fantastic - exactly the kind of thing I'd be interested in. Thanks very much!mod 11y agoThere's some similar things out there: http://codekata.com/ http://codekata.com/ Google "(language) koans"