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🌲 - 2024 DAY 1 SOLUTIONS -🌲

Day 1: Historian Hysteria

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  • Factor

     undefined
        
    : get-input ( -- left-list right-list )
      "vocab:aoc-2024/01/input.txt" utf8 file-lines
      [ split-words harvest ] map unzip
      [ [ string>number ] map ] bi@ ;
    
    : part1 ( -- n )
      get-input
      [ sort ] bi@
      [ - abs ] 2map-sum ;
    
    : part2 ( -- n )
      get-input
      histogram
      '[ dup _ at 0 or * ] map-sum ;
    
      

    https://github.com/AndydeCleyre/aoc-2024

39 comments