Day 06

Mix.install([
  {:kino, "~> 0.8.0"},
  {:kino_aoc, git: "https://github.com/ljgago/kino_aoc"}
])

:ok

Input

{:ok, result} = KinoAOC.download_puzzle("2022", "6", System.fetch_env!("LB_AOC_SESSION"))
input = result

"qnjjqgjqgglqqwrrvvcwwtjjzpjjfwwtwzwmzmrmttrvrpppbtbllhrrwtwzwjwzznfzfvvvngnrrhzrhhsmsrrsrrtqrrpzpnpfphfhllwlclfcfrrqffhvhsvswvswwngnzzcmmnrnzrnnwhwgwvggpcggnrntrrgmgdgmmgzmzssprrmddjndnsnrsrddnmdmqddrzznwznndfnndjjmgjmjmmnpmnmrmzmfzmmwhwzwrwqqqhshhncnvvhfvhfhzzvttrnrdnnwddptphpthhbgbgmbbvppnhphmmncnwcwqwppgddsqqjqppcrcncvnccjsjzztczttjzzwwhshnsnttrctchthnnswnnfzfhhsfhhdccgwcggbrblrlwlrlnntsscffpnnwffqgqdqhqhphhvtvmvhmmnssqbqfqfwwbfwbfwwzwgwgpgwwchcshslhssqsppqdqhhnssrzzvbbhjjqdjdgjgttvzzmvzvvnmvvfbbncbcqcpqpbbcjcncjnccjfjpjdjvdddbzzfrfwfpwpfwppvjvfjjhfhvvqttfhffscsvvbqbzqqjssbmsbshsrshsphhwhvwhwcwwnjjlzzfgfrgrwggfddpqpqqcmmtwtcwttgjjnfnnjvvmfmccvhchjcjmccmmwgghccnffjccqczqqbdbrdrsdsffmzzndnncbnbgbsshbhvbvsbvsbbvjbvbdvvqpqnpngpnggbbndbbdzdhzdhhjcjjmbbqgqbbfrrvzvcvffhggcbcjbbqtbbszbbvvcnvnccldddlrrtqrttpjpnjpnpznnqmnnrrmmsdmdbbffcwwllnffssspvvrjjwhwmmqhmmhjjtnjtjgttnrtnnsgsbssffstssjvjwwwwnjngjnnnlndndqdqqwdwcdcsccsgssgrrqwqqqhgqgfgffmnffzjjssqsfqqgddgcgtgrrvgrrdhdcdgdbdsswgwwpwggdfggnjnnvffzhhcqclqclcdlldbldlffdrrzttnhthdthhrthhgcgllzqlzzfhhmshssdvvtnnpngpprqrrrbnbssnhnnqdndsnshhzjjrnjnmjjwfffpbpnbbwddpwptwwpbpffvggmjmgghrrnqqhnhsnhsnnnlddmjddrdrhrchhgmgfmfdfcfpprsrzzzmhzhmhrmmrwmmpdmpmcclmlvvlffhlhhczccsvvptvpvwvdvqqdvqdddvnvsnswwspwpqqpddpvvsqsjjwnwrrjbjtttdhhhwbhbzzqrqfrrzlrzrqrbqrqzzfczfzrrqffnrnhrrcrtrvrffvflfsllcjcvvmqmlqqwjwgglhlvldltlqqdcddtssltsllsnndvdnddfqdffprrbssgccqmqrrnsrnnlzlhhqrhqhcqcjqcqpcqqmvqqgbgpbggnfggdpgpvpgvvsrrhqhshmsmwsmwssvnvtnttphpdpdspsvslshhlplmplmmljjvnnsrslrrvttqqprrptrptpnnmmflltntrrnjjcljcllwcllddbgbjbrrtwrtrftfctftsslsggggzqqhhrvvdqqwqbqtthdhrrpwpqpmmqcmqmllsmllhvfwbfvgzqgbhlfhqrqtzfpplgjtgngzrdfltnqlwsbhmwdfvrdjlgwftjvmdsgdgnswhrtmzgfqfsfnczjnmgqcfzvwlbgzsrpcbwwtrmbqtqhdmhmscqgjgpqdqcrvdvwplpdzsjqbvgpqcvfspqrcsjlhrqpjmdszjpqhmdwtddwqhbwsrlcjpzwsjjvbzcllqfwbhfvjqbqfbsrbgvgchdmgqjnvdrzlmrnlpzrljgjvtrdtqnzbnhpgpgjvwttmnfbpvrtmpstbmtwdwfzvznrwmspftgvrmdfwqltzzmlgrvvwjgdblnnbjzjfqpldsqbhrstnhrjqfcmzcrtqcpqmmfqzndgjwtcgnwrgdznzdgzbvmrlvrjvjgmfcrmrjbpjwqvhprbphnqsbpcpnflpgnpgggqpgrwghfpfvdljjqnvqgbvcpjbjlqghjppfhzfzczmcwnhrjzzrwlfqhvdwqrcbvprclnmqmqwdrhgtswwqhqtcjhndrmcrzdjnvwsstzplhcdzwzqbjjthsmjrmpfbqljlmnvmfddqflnhrfhchzgnlbcpvppnspsdtnqmfhrztznhltmqlrwzgczqmjggvnphwpvrwcnqhsdfglblvvdlqfnghtzgngtjnrzsjgwcglsrczlfqpmmzsrqwcclslzjpvpfgcwzwsfmwwswdsvnvtmwzmhwzvnnnldnjljbwlglpjvrggbmvhctsggtjgrmjrglnhtjzwhrvtmfmphgmpdmvlhzrhrtjcwswlnnjphsschrdvstmflzqsbqmqggjjdsdtjhcvjlzclbpvnbjgngnzvtdgszdtrwpnjmgwpcjpbsvrsmdjdjdbhqqvplbmfhmbgmtggvtltqjphlggscdbzncqhqqlmflmjbpnhbnqjcbfmggnftjjbzbrqwcgvfhsddrqgrvnztzzqzwjrjprmqctlttmgltdgrcvnbrbzrsbbqnsrslrswvmrqlctvsdfmcrdddcdwvfmwwcbqsdhmmgplzhnsfvhtctmvrzntvptpnbhhvjlphmtcctlhdvtvvqbmbczjqfvnqwzbgjzlgnqhvbjjnvrgfprvllltqdwvvmchrdqfczmmbmcjwtwgqbfjzgpcfzhhnwcghqltrlhlntjcrthpsbmcdzzqljdrdhfctwrzlvhdjvgmpscssmhdggrnhfbtfpqtsbqnqjfjwlbdfcpzfjtspnrjzshjcrrzwclddqqbplwghrcjhfqgblfrlrdhmdqmrzdnqthvvzlcjmqzqtgbcwcprpnjtbhsqmzlprhmssltfvvgqzzpnjtsmplhfpsnznjwrrgvmbbvjzzwctmwcwcwjwvmlpcmlmrfqbdjpclsqjnsnndzqfcghqsmhqcjwjjbbwmsttwnththhhgrlhrtrcjppvmjlqtqhpbhpsdhzcqpmqqbvwrlvjrnmlfvtntwghtphwzqmbmmpgvfrqsjwffdbcjjbwrrntrhnjwjfprzjcpnwvtwjcdhppspbdbwnzdbhvpqljbrfnpnbqdtqzdjlbvgbvvhcjrqwlqmhnhjfppllrsnsvnmttvrsdrqjfrdvhplwbhhnvglvgcvtzblfswzrrbwpjnslthjmgsdgwqrfjfplmbgsdcltzmdhrbpqggnjrcddltvdbrlhtzwfghbpnlmghwqdtpctmqbggfzflfzjgcbvfqtztsmgdvdlrrdrtmmjbtdtjvvjvlwwlwnzhlfqtrmdgvlflmbffnzlvtccnmcddrqfhgzlhngrfmsqdrnshshfhhtnwmnqmjtzggdfmpgcsrhjzhhvlppfnqmjsvtcwwjdvdrgrldbdnrqtvjjnddgmfdtqrncdlfznfpbqldztzzgpvwhvnqrrzdwsrdvcnslmwcdztvqzgbshpqrdbnmlfltpbsfrnbbcwvwvjnrdspwrwzpljqwwvqhbhhqqjnlrgwqvvsjrscbfqvhbwtjvwzmwzvftlwmtbmglvqvlnwrzvwclvzjcvgfstjpwdbtbhmnqzfgpqmthpchrrqfpqfflwhwrhmdzvgbzlmfgzvhrldprlgrvjcvjhslghqddfvqzgplmtfqjzhpctvtgrzjhwrjzbsqqrcztrstbvdjbtszrbvvzvwzfclsnrftcqtqdghdrnhglzptzwtqtgnfsqhmvnqqwtnwszgtvpnndbzcwgwhpcdlsdpptvlcqtmfhfjzbvfsvnjvqrrjqbggnjqfrrrvqmzscvlltfwzdlzqstlrrmqqmbmbtgbqjsvbncblddgzvlstmrpmrlfcqpvwthgbhlvfcfcwvslcjnztfwgdgwjfrwrzbbszmtvzchvstcfrgqllfrdccrjmtspshgqbzcldddqgjnpdsctmjphcwqvjtvmqlvvpzdgjdlpwdrjbshhrgjtglwnzlzsqngspbzgbwpgmfcv"

Part 1

defmodule PartOne do
  def resolve(input) do
    IO.puts("--- Part One ---")
    IO.puts("Result: #{run(input)}")
  end

  def run(input) do
    input
    |> String.split("", trim: true)
    |> Enum.chunk_every(4, 1)
    |> Enum.take_while(fn list ->
      list |> Enum.uniq() |> Enum.count() != 4
    end)
    |> Enum.map(fn list ->
      list |> List.first()
    end)
    |> Enum.count()
    |> then(fn x ->
      x + 4
    end)
  end
end

{:module, PartOne, <<70, 79, 82, 49, 0, 0, 11, ...>>, {:run, 1}}

input
|> PartOne.resolve()

--- Part One ---
Result: 1625

:ok

ExUnit.start(autorun: false)

defmodule PartOneTest do
  use ExUnit.Case, async: true
  import PartOne

  test "part one" do
    input = "zcfzfwzzqfrljwzlrfnpqdbhtmscgvjw"
    result = run(input)
    assert result == 11
  end
end

ExUnit.run()

.
Finished in 0.00 seconds (0.00s async, 0.00s sync)
1 test, 0 failures

Randomized with seed 742382

%{excluded: 0, failures: 0, skipped: 0, total: 1}

Part 2

defmodule PartTwo do
  def resolve(input) do
    IO.puts("--- Part One ---")
    IO.puts("Result: #{run(input)}")
  end

  def run(input) do
    input
    |> String.split("", trim: true)
    |> Enum.chunk_every(14, 1)
    |> Enum.take_while(fn list ->
      list |> Enum.uniq() |> Enum.count() != 14
    end)
    |> Enum.map(fn list ->
      list |> List.first()
    end)
    |> Enum.count()
    |> then(fn x ->
      x + 14
    end)
  end
end

{:module, PartTwo, <<70, 79, 82, 49, 0, 0, 11, ...>>, {:run, 1}}

input
|> PartTwo.resolve()

--- Part One ---
Result: 2250

:ok

ExUnit.start(autorun: false)

defmodule PartTwoTest do
  use ExUnit.Case, async: true
  import PartTwo

  test "part two" do
    input = "zcfzfwzzqfrljwzlrfnpqdbhtmscgvjw"
    result = run(input)
    assert result == 26
  end
end

ExUnit.run()

.
Finished in 0.00 seconds (0.00s async, 0.00s sync)
1 test, 0 failures

Randomized with seed 742382

%{excluded: 0, failures: 0, skipped: 0, total: 1}