Day01 finished part1 & part2

3fdb8158 · Saul Perez · 3fdb8158 · 3fdb8158 · 3fdb8158 · 3fdb8158
Commit 3fdb8158 authored 3 years ago by Saul Perez
10 changed files
--- a/.formatter.exs
+++ b/.formatter.exs
+# Used by "mix format"
+[
+  inputs: ["{mix,.formatter}.exs", "{config,lib,test}/**/*.{ex,exs}"]
+]
--- a/.gitignore
+++ b/.gitignore
+# The directory Mix will write compiled artifacts to.
+/_build/
+
+# If you run "mix test --cover", coverage assets end up here.
+/cover/
+
+# The directory Mix downloads your dependencies sources to.
+/deps/
+
+# Where third-party dependencies like ExDoc output generated docs.
+/doc/
+
+# Ignore .fetch files in case you like to edit your project deps locally.
+/.fetch
+
+# If the VM crashes, it generates a dump, let's ignore it too.
+erl_crash.dump
+
+# Also ignore archive artifacts (built via "mix archive.build").
+*.ez
+
+# Ignore package tarball (built via "mix hex.build").
+adventofcode2021-*.tar
+
+# Temporary files, for example, from tests.
+/tmp/
--- a/README.md
+++ b/README.md
+# Adventofcode2021
+
+**TODO: Add description**
+
+## Installation
+
+If [available in Hex](https://hex.pm/docs/publish), the package can be installed
+by adding `adventofcode2021` to your list of dependencies in `mix.exs`:
+
+```elixir
+def deps do
+  [
+    {:adventofcode2021, "~> 0.1.0"}
+  ]
+end
+```
+
+Documentation can be generated with [ExDoc](https://github.com/elixir-lang/ex_doc)
+and published on [HexDocs](https://hexdocs.pm). Once published, the docs can
+be found at [https://hexdocs.pm/adventofcode2021](https://hexdocs.pm/adventofcode2021).
+
--- a/lib/adventofcode2021.ex
+++ b/lib/adventofcode2021.ex
+defmodule Adventofcode2021 do
+  @moduledoc """
+  Documentation for `Adventofcode2021`.
+  """
+
+  @doc """
+  Hello world.
+
+  ## Examples
+
+      iex> Adventofcode2021.hello()
+      :world
+
+  """
+  def hello do
+    :world
+  end
+end
--- a/lib/day01_final.ex
+++ b/lib/day01_final.ex
+defmodule Day01Final do
+  @moduledoc """
+  Day01 of AdventOfCode2021
+  """
+  def read_part1(input) do
+    input
+      |> Stream.map(&String.to_integer/1)
+      |> Enum.reduce({0, nil}, fn
+        i, {acc, j} when i > j -> {acc + 1, i}
+        i, {acc, _j} -> {acc, i}
+      end)
+      |> then(fn {acc, _} -> acc end)
+  end
+
+  def read_part2(input) do
+    input
+      |> Stream.map(&String.to_integer/1)
+      |> Stream.chunk_every(3, 1, :discard)
+      |> Stream.map(&Enum.sum/1)
+      |> Enum.reduce({0, nil}, fn
+        i, {acc, j} when i > j -> {acc + 1, i}
+        i, {acc, _j} -> {acc, i}
+      end)
+      |> then(fn {acc, _} -> acc end)
+  end
+end
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+++ b/lib/resources/day01.txt
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\ No newline at end of file
--- a/mix.exs
+++ b/mix.exs
+defmodule Adventofcode2021.MixProject do
+  use Mix.Project
+
+  def project do
+    [
+      app: :adventofcode2021,
+      version: "0.1.0",
+      elixir: "~> 1.12",
+      start_permanent: Mix.env() == :prod,
+      deps: deps()
+    ]
+  end
+
+  # Run "mix help compile.app" to learn about applications.
+  def application do
+    [
+      extra_applications: [:logger]
+    ]
+  end
+
+  # Run "mix help deps" to learn about dependencies.
+  defp deps do
+    [
+      # {:dep_from_hexpm, "~> 0.3.0"},
+      # {:dep_from_git, git: "https://github.com/elixir-lang/my_dep.git", tag: "0.1.0"}
+    ]
+  end
+end
--- a/test/adventofcode2021_test.exs
+++ b/test/adventofcode2021_test.exs
+defmodule Adventofcode2021Test do
+  use ExUnit.Case
+  doctest Adventofcode2021
+
+  test "greets the world" do
+    assert Adventofcode2021.hello() == :world
+  end
+end
--- a/test/day01_final_test.exs
+++ b/test/day01_final_test.exs
+defmodule Day01FinalTest do
+  @moduledoc """
+  test about day01 of AdventOfCode
+  """
+  use ExUnit.Case
+  doctest Day01Final
+  alias Day01Final
+
+  # La prueba (que vamos a diseñar)
+  # 1. llamar la funcion input con los datos de entrada
+
+  # Criterios de aceptación
+    # Verificar que el total es igual a 7
+  test "part 1 with example data" do
+    assert Day01Final.read_part1(example()) == 7
+  end
+
+  # Verificar que el total es igual a 1288
+  test "part 1 with my input data" do
+    assert Day01Final.read_part1(input()) == 1288
+  end
+
+  # Verificar que el total es igual a 5
+  test "part 2 with example data" do
+    assert Day01Final.read_part2(example()) == 5
+  end
+
+  # Verificar que el total es igual a 1311
+  test "part 2 with my input data" do
+    assert Day01Final.read_part2(input()) == 1311
+  end
+
+  # Datos de entrada (ejemplo)
+  defp example() do
+    """
+    199
+    200
+    208
+    210
+    200
+    207
+    240
+    269
+    260
+    263
+    """
+    |> String.split("\n", trim: true)
+  end
+
+  # Datos de entrada (los que obtengamos del archivo)
+  # Precondiciones (que el archio exista, que se lee correctamente y segenera un string)
+  defp input() do
+    File.read!("/home/beppo/Documents/Bunsan/AoC2021/adventofcode2021/lib/resources/day01.txt")
+    |> String.split("\n", trim: true)
+  end
+end
--- a/test/test_helper.exs
+++ b/test/test_helper.exs
+ExUnit.start()