day 20 gleam start

3 files changed, 82 insertions, 0 deletions

diff --git a/aoc2023/src/day20/.gitignore b/aoc2023/src/day20/.gitignore
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+++ b/aoc2023/src/day20/.gitignore
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+input.txt
\ No newline at end of file
diff --git a/aoc2023/src/day20/solve.gleam b/aoc2023/src/day20/solve.gleam
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+++ b/aoc2023/src/day20/solve.gleam
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+import adglent.{First, Second}
+import gleam/io
+
+pub fn part1(input: String) {
+  todo as "Implement solution to part 1"
+}
+
+pub fn part2(input: String) {
+  todo as "Implement solution to part 2"
+}
+
+pub fn main() {
+  let assert Ok(part) = adglent.get_part()
+  let assert Ok(input) = adglent.get_input("20")
+  case part {
+    First ->
+      part1(input)
+      |> adglent.inspect
+      |> io.println
+    Second ->
+      part2(input)
+      |> adglent.inspect
+      |> io.println
+  }
+}
diff --git a/aoc2023/test/day20/day20_test.gleam b/aoc2023/test/day20/day20_test.gleam
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+++ b/aoc2023/test/day20/day20_test.gleam
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+import gleam/list
+import showtime/tests/should
+import adglent.{type Example, Example}
+import day20/solve
+
+type Problem1AnswerType =
+  String
+
+type Problem2AnswerType =
+  String
+
+/// Add examples for part 1 here:
+/// ```gleam
+///const part1_examples: List(Example(Problem1AnswerType)) = [Example("some input", "")]
+/// ```
+const part1_examples: List(Example(Problem1AnswerType)) = [
+  Example(
+    "broadcaster -> a, b, c
+%a -> b
+%b -> c
+%c -> inv
+&inv -> a
+",
+    "32000000",
+  ),
+  Example(
+    "broadcaster -> a
+%a -> inv, con
+&inv -> b
+%b -> con
+&con -> output",
+    "11687500",
+  ),
+]
+
+/// Add examples for part 2 here:
+/// ```gleam
+///const part2_examples: List(Example(Problem2AnswerType)) = [Example("some input", "")]
+/// ```
+const part2_examples: List(Example(Problem2AnswerType)) = []
+
+pub fn part1_test() {
+  part1_examples
+  |> should.not_equal([])
+  use example <- list.map(part1_examples)
+  solve.part1(example.input)
+  |> should.equal(example.answer)
+}
+
+pub fn part2_test() {
+  part2_examples
+  |> should.not_equal([])
+  use example <- list.map(part2_examples)
+  solve.part2(example.input)
+  |> should.equal(example.answer)
+}