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ft: add day 01.2022
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2022/day01.livemd
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2022/day01.livemd
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# Day 01
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```elixir
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Mix.install([
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{:kino_aoc, git: "https://github.com/ljgago/kino_aoc"}
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])
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```
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## Setup
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<!-- livebook:{"attrs":{"day":"1","session_secret":"ADVENT_OF_CODE_SESSION","variable":"puzzle_input","year":"2022"},"kind":"Elixir.KinoAOC.HelperCell","livebook_object":"smart_cell"} -->
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```elixir
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{:ok, puzzle_input} =
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KinoAOC.download_puzzle("2022", "1", System.fetch_env!("LB_ADVENT_OF_CODE_SESSION"))
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```
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```elixir
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elves =
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puzzle_input
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|> String.split("\n")
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|> Enum.chunk_while(
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[],
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fn
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"", acc -> {:cont, Enum.reverse(acc), []}
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val, acc -> {:cont, [String.to_integer(val) | acc]}
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end,
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fn
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[] -> {:cont, []}
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acc -> {:cont, Enum.reverse(acc), []}
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end
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)
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```
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## Task 1
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```elixir
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elves
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|> Enum.map(&Enum.sum/1)
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|> Enum.max()
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```
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## Task 2
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```elixir
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elves
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|> Enum.map(&Enum.sum/1)
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|> Enum.sort(:desc)
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|> Enum.take(3)
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|> Enum.sum()
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```