diff options
author | H.J <thechairman@thechairman.info> | 2024-03-22 14:30:51 -0400 |
---|---|---|
committer | H.J <thechairman@thechairman.info> | 2024-03-22 14:30:51 -0400 |
commit | a2c2b728ec6051323ed937f54816089cd2ae9d20 (patch) | |
tree | 21fcb2be2d16c5155641f747eba3edb17d284d7e /codingquest2024 | |
parent | e09491b19729a8848ea11662fb1173f5c466e910 (diff) | |
download | gleam_aoc-a2c2b728ec6051323ed937f54816089cd2ae9d20.tar.gz gleam_aoc-a2c2b728ec6051323ed937f54816089cd2ae9d20.zip |
Codingquest complete
Diffstat (limited to 'codingquest2024')
-rw-r--r-- | codingquest2024/gleam.toml | 2 | ||||
-rw-r--r-- | codingquest2024/manifest.toml | 6 | ||||
-rw-r--r-- | codingquest2024/src/day7/solution.gleam | 73 | ||||
-rw-r--r-- | codingquest2024/src/day8/solution.gleam | 26 | ||||
-rw-r--r-- | codingquest2024/src/day9/input.txt | 203 | ||||
-rw-r--r-- | codingquest2024/src/day9/solution.gleam | 0 | ||||
-rw-r--r-- | codingquest2024/src/utilities/memo.gleam | 57 |
7 files changed, 366 insertions, 1 deletions
diff --git a/codingquest2024/gleam.toml b/codingquest2024/gleam.toml index 8bee8d0..f39baa5 100644 --- a/codingquest2024/gleam.toml +++ b/codingquest2024/gleam.toml @@ -15,6 +15,8 @@ version = "1.0.0" [dependencies] gleam_stdlib = "~> 0.34 or ~> 1.0" simplifile = "~> 1.5" +gleam_otp = "~> 0.10" +gleam_erlang = "~> 0.24" [dev-dependencies] gleeunit = "~> 1.0" diff --git a/codingquest2024/manifest.toml b/codingquest2024/manifest.toml index 39304c1..55b1f61 100644 --- a/codingquest2024/manifest.toml +++ b/codingquest2024/manifest.toml @@ -2,12 +2,16 @@ # You typically do not need to edit this file packages = [ + { name = "gleam_erlang", version = "0.24.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_erlang", source = "hex", outer_checksum = "26BDB52E61889F56A291CB34167315780EE4AA20961917314446542C90D1C1A0" }, + { name = "gleam_otp", version = "0.10.0", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_stdlib"], otp_app = "gleam_otp", source = "hex", outer_checksum = "0B04FE915ACECE539B317F9652CAADBBC0F000184D586AAAF2D94C100945D72B" }, { name = "gleam_stdlib", version = "0.36.0", build_tools = ["gleam"], requirements = [], otp_app = "gleam_stdlib", source = "hex", outer_checksum = "C0D14D807FEC6F8A08A7C9EF8DFDE6AE5C10E40E21325B2B29365965D82EB3D4" }, { name = "gleeunit", version = "1.0.2", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleeunit", source = "hex", outer_checksum = "D364C87AFEB26BDB4FB8A5ABDE67D635DC9FA52D6AB68416044C35B096C6882D" }, { name = "simplifile", version = "1.5.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "simplifile", source = "hex", outer_checksum = "EB9AA8E65E5C1E3E0FDCFC81BC363FD433CB122D7D062750FFDF24DE4AC40116" }, ] [requirements] +gleam_erlang = { version = "~> 0.24"} +gleam_otp = { version = "~> 0.10" } gleam_stdlib = { version = "~> 0.34 or ~> 1.0" } gleeunit = { version = "~> 1.0" } -simplifile = { version = "~> 1.5"} +simplifile = { version = "~> 1.5" } diff --git a/codingquest2024/src/day7/solution.gleam b/codingquest2024/src/day7/solution.gleam new file mode 100644 index 0000000..2ca7cbf --- /dev/null +++ b/codingquest2024/src/day7/solution.gleam @@ -0,0 +1,73 @@ +import gleam/io +import gleam/string +import gleam/set.{type Set} +import gleam/int +import gleam/regex.{Match} +import gleam/option.{Some} +import simplifile + +pub opaque type Item { + File(name: String, size: Int) + Directory(name: String) +} + +pub fn main() { + let assert Ok(data) = simplifile.read(from: "./src/day7/data.txt") + let lines = string.split(data, "\n") + + mark_for_deletion(lines, 0, "", set.new()) + |> io.debug() +} + +fn mark_for_deletion( + lines: List(String), + deleted: Int, + current_folder: String, + deleted_folders: Set(String), +) { + case lines { + [] -> deleted + ["Folder: " <> folder, ..rest] -> + mark_for_deletion(rest, deleted, folder, deleted_folders) + [file, ..rest] -> { + case + string.contains(file, "temporary") + || string.contains(file, "delete") + || set.contains(deleted_folders, current_folder) + { + True -> + case string.contains(file, "[FOLDER") { + True -> { + file + |> get_folder_number() + |> set.insert(deleted_folders, _) + |> mark_for_deletion(rest, deleted, current_folder, _) + } + False -> { + file + |> get_file_size() + |> int.add(deleted, _) + |> mark_for_deletion(rest, _, current_folder, deleted_folders) + } + } + False -> + mark_for_deletion(rest, deleted, current_folder, deleted_folders) + } + } + } +} + +fn get_folder_number(file) { + let assert Ok(re) = regex.from_string("\\[FOLDER ([0-9]+)\\]") + + let assert [Match(submatches: [Some(n)], ..)] = regex.scan(re, file) + n +} + +fn get_file_size(file) { + let assert Ok(re) = regex.from_string("- .+ ([0-9]+)$") + + let assert [Match(submatches: [Some(n)], ..)] = regex.scan(re, file) + let assert Ok(n) = int.parse(n) + n +} diff --git a/codingquest2024/src/day8/solution.gleam b/codingquest2024/src/day8/solution.gleam new file mode 100644 index 0000000..cb4d907 --- /dev/null +++ b/codingquest2024/src/day8/solution.gleam @@ -0,0 +1,26 @@ +import gleam/io +import gleam/int +import gleam/list +import utilities/memo + +const options = [40, 12, 2, 1] + +const distance = 856 + +pub fn main() { + use cache <- memo.create() + solve(distance, cache) + |> io.debug +} + +fn solve(target, cache) { + use <- memo.memoize(cache, target) + case target { + 0 -> 1 + _ -> + options + |> list.filter(fn(n) { n <= target }) + |> list.map(fn(n) { solve(target - n, cache) }) + |> int.sum + } +} diff --git a/codingquest2024/src/day9/input.txt b/codingquest2024/src/day9/input.txt new file mode 100644 index 0000000..1d30914 --- /dev/null +++ b/codingquest2024/src/day9/input.txt @@ -0,0 +1,203 @@ +##################################################################################################### +......#.....#.#.......#.....#.....#.....#.#.................#...............#.............#.#.......# 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\ No newline at end of file diff --git a/codingquest2024/src/day9/solution.gleam b/codingquest2024/src/day9/solution.gleam new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/codingquest2024/src/day9/solution.gleam diff --git a/codingquest2024/src/utilities/memo.gleam b/codingquest2024/src/utilities/memo.gleam new file mode 100644 index 0000000..b06d8fd --- /dev/null +++ b/codingquest2024/src/utilities/memo.gleam @@ -0,0 +1,57 @@ +import gleam/dict.{type Dict} +import gleam/otp/actor.{type Next, Continue, Stop} +import gleam/erlang/process.{type Subject, Normal} +import gleam/option.{None} + +const timeout = 1000 + +type Message(k, v) { + Shutdown + Get(key: k, client: Subject(Result(v, Nil))) + Set(key: k, value: v) +} + +type Server(k, v) = + Subject(Message(k, v)) + +pub opaque type Cache(k, v) { + Cache(server: Server(k, v)) +} + +fn handle_message( + message: Message(k, v), + dict: Dict(k, v), +) -> Next(Message(k, v), Dict(k, v)) { + case message { + Shutdown -> Stop(Normal) + Get(key, client) -> { + process.send(client, dict.get(dict, key)) + Continue(dict, None) + } + Set(key, value) -> Continue(dict.insert(dict, key, value), None) + } +} + +pub fn create(apply fun: fn(Cache(k, v)) -> t) -> t { + let assert Ok(server) = actor.start(dict.new(), handle_message) + let result = fun(Cache(server)) + process.send(server, Shutdown) + result +} + +pub fn set(in cache: Cache(k, v), for key: k, insert value: v) -> Nil { + process.send(cache.server, Set(key, value)) +} + +pub fn get(from cache: Cache(k, v), fetch key: k) -> Result(v, Nil) { + process.call(cache.server, fn(c) { Get(key, c) }, timeout) +} + +pub fn memoize(with cache: Cache(k, v), this key: k, apply fun: fn() -> v) -> v { + let result = case get(from: cache, fetch: key) { + Ok(value) -> value + Error(Nil) -> fun() + } + set(in: cache, for: key, insert: result) + result +} |