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‎README.md‎

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Note: All files mentioned above are autogenerated and are created by running `mix update_stats` task.
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# :star: 291/450 :dart: 159 :trophy: 145.5/225 :dart: 79.5
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| Day | [2015](/lib/2015) | [2016](/lib/2016) | [2017](/lib/2017) | [2018](/lib/2018) | [2019](/lib/2019) | [2020](/lib/2020) | [2021](/lib/2021) | [2022](/lib/2022) | [2023](/lib/2023) |
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| :star2: | 48 | 22 | 34 | 15 | 15 | 44 | 24 | 45 | 44 |
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# :star: 297/500 :dart: 203 :trophy: 148.5/250 :dart: 101.5
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| Day | [2015](/lib/2015) | [2016](/lib/2016) | [2017](/lib/2017) | [2018](/lib/2018) | [2019](/lib/2019) | [2020](/lib/2020) | [2021](/lib/2021) | [2022](/lib/2022) | [2023](/lib/2023) | [2024](/lib/2024) |
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| :star2: | 48 | 22 | 34 | 15 | 15 | 44 | 24 | 45 | 44 | 6 |
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‎lib/2024/README.md‎

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[2015](/lib/2015) | [2016](/lib/2016) | [2017](/lib/2017) | [2018](/lib/2018) | [2019](/lib/2019) | [2020](/lib/2020) | [2021](/lib/2021) | [2022](/lib/2022) | [2023](/lib/2023) | 2024
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## :trophy: 6/50
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| Day | Problem Page | Status | Difficulty | Solution Page | Test Page | Tags |
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| :---: | :------: | :---: | :---: | :---: | :---: | :---: |
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| 1 | [Historian Hysteria](https://adventofcode.com/2024/day/1) | :1st_place_medal: | :snowflake: | [day_01.ex](/lib/2024/day_01.ex) | [day_01_test.exs](/test/2024/day_01_test.exs) | [list](/wiki/tags.md#list) |
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| 3 | [Mull It Over](https://adventofcode.com/2024/day/3) | :1st_place_medal: | :snowflake: | [day_03.ex](/lib/2024/day_03.ex) | [day_03_test.exs](/test/2024/day_03_test.exs) | [regex](/wiki/tags.md#regex), [fsm](/wiki/tags.md#fsm) |
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| 5 | [Print Queue](https://adventofcode.com/2024/day/5) | :1st_place_medal: | :snowflake: | [day_05.ex](/lib/2024/day_05.ex) | [day_05_test.exs](/test/2024/day_05_test.exs) | [set](/wiki/tags.md#set), [sort](/wiki/tags.md#sort) |
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‎lib/2024/day_01.ex‎

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defmodule AdventOfCode.Y2024.Day01 do
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@moduledoc """
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--- Day 1: Historian Hysteria ---
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Problem Link: https://adventofcode.com/2024/day/1
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Difficulty: xs
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Tags: list
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"""
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alias AdventOfCode.Helpers.{InputReader, Transformers}
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def input, do: InputReader.read_from_file(2024, 1)
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def run(input \\ input()) do
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input = parse(input)
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{run_1(input), run_2(input)}
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end
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defp run_1({left_list, right_list, _}) do
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for {left, right} <- Enum.zip(left_list, right_list), reduce: 0 do
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acc -> acc + abs(left - right)
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end
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end
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defp run_2({left_list, _, tally}) do
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for id_value <- left_list, reduce: 0 do
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acc -> acc + id_value * Map.get(tally, id_value, 0)
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end
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end
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def parse(data \\ input()) do
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{left, right} =
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for line <- Transformers.lines(data), reduce: {[], []} do
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{left_list, right_list} ->
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[left, right] = String.split(line)
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{[String.to_integer(left) | left_list], [String.to_integer(right) | right_list]}
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end
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{Enum.sort(left), Enum.sort(right), Enum.frequencies(right)}
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end
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end

‎lib/2024/day_05.ex‎

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defmodule AdventOfCode.Y2024.Day05 do
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@moduledoc """
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--- Day 5: Print Queue ---
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Problem Link: https://adventofcode.com/2024/day/5
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Difficulty: xs
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Tags: set sort
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"""
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alias AdventOfCode.Helpers.{InputReader, Transformers}
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def input, do: InputReader.read_from_file(2024, 5)
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def run(input \\ input()) do
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input = parse(input)
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{run_1(input), run_2(input)}
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end
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defp run_1(input) do
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input
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|> Enum.filter(fn {a, b} -> a == b end)
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|> Enum.map(fn {a, _} -> a |> Enum.at(div(length(a), 2)) end)
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|> Enum.sum()
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end
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defp run_2(input) do
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input
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|> Enum.filter(fn {a, b} -> a != b end)
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|> Enum.map(fn {_, b} -> b |> Enum.at(div(length(b), 2)) end)
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|> Enum.sum()
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end
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def parse(data \\ input()) do
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[deps, updates] = Transformers.sections(data)
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given_sorted_pair({parse_deps(deps), parse_updates(updates)})
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end
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defp parse_deps(deps) do
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for line <- Transformers.lines(deps),
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into: MapSet.new(),
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do: String.split(line, "|") |> Enum.map(&String.to_integer/1) |> List.to_tuple()
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end
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defp parse_updates(updates) do
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for line <- Transformers.lines(updates) do
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for update <- String.split(line, ","), do: String.to_integer(update)
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end
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end
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defp given_sorted_pair({deps, updates}) do
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for update <- updates do
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{update, Enum.sort(update, &({&1, &2} in deps))}
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end
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end
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end

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