29 lines
624 B
Elixir
29 lines
624 B
Elixir
defmodule AOC.Day6 do
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def part1 do
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AOC.Util.input_file(6, 1)
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|> String.split("\n\n")
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|> Enum.map(fn group ->
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group
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|> String.replace("\n", "")
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|> String.to_charlist()
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|> Enum.uniq()
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|> Enum.count()
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end)
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|> Enum.sum()
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end
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def part2 do
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AOC.Util.input_file(6, 1)
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|> String.split("\n\n")
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|> Enum.map(fn group ->
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count = String.split(group, "\n") |> Enum.count()
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group
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|> String.replace("\n", "")
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|> String.to_charlist()
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|> Enum.frequencies()
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|> Enum.count(fn {_, v} -> v == count end)
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end)
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|> Enum.sum()
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end
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end
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