23 December 2022 advent of code, haskell, monad Advent of Code 2022 day 23 Use of a raw State monad, and a first use of profiling Read more
22 December 2022 advent of code, haskell Advent of Code 2022 day 22 Functions inside readers: there must be a better way. And, lenses start becoming useful! Read more
21 December 2022 advent of code, haskell Advent of Code 2022 day 21 Playing with indexed lenses, and binary search Read more