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s/children/descendants/g

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Adam Millerchip 2020-12-07 18:42:38 +09:00
parent 6144ba6159
commit a63c3aeb4e
1 changed files with 3 additions and 3 deletions
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6
day7/day7part2.exs
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@ -4,13 +4,13 @@ defmodule Day7Part2 do
def run do def run do
File.read!("input") File.read!("input")
|> input_to_tree() |> input_to_tree()
|> count_children("shiny gold") |> count_descendants("shiny gold")
|> IO.puts() |> IO.puts()
end end
def count_children(tree, name) do def count_descendants(tree, name) do
Enum.reduce(tree[name], 0, fn {size, child_name}, count -> Enum.reduce(tree[name], 0, fn {size, child_name}, count ->
count + size + size * count_children(tree, child_name) count + size + size * count_descendants(tree, child_name)
end) end)
end end