day 14 part 1 done clippy and format

2023/Cargo.lock

@@ -132,6 +132,17 @@ dependencies = [
  "rstest",
 ]
 
+[[package]]
+name = "day-14"
+version = "2023.0.0"
+dependencies = [
+ "glam",
+ "itertools",
+ "nom",
+ "nom_locate",
+ "rstest",
+]
+
 [[package]]
 name = "day-2"
 version = "2023.0.0"

2023/day-14/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "day-14"
+version.workspace = true
+edition.workspace = true
+authors.workspace = true
+repository.workspace = true
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+nom = { workspace = true }
+itertools = {workspace = true }
+nom_locate.workspace = true
+glam.workspace = true
+
+[dev-dependencies]
+rstest.workspace = true

2023/day-14/src/lib.rs

@@ -0,0 +1,4 @@
+pub mod part1;
+pub use crate::part1::*;
+pub mod part2;
+pub use crate::part2::*;

2023/day-14/src/main.rs

@@ -0,0 +1,12 @@
+#![warn(clippy::all, clippy::pedantic)]
+
+use day_14::part1;
+use day_14::part2;
+
+fn main() {
+    let input = include_str!("./input.txt");
+    let part1_result = part1(input);
+    println!("part 1: {part1_result}");
+    let part2_result = part2(input);
+    println!("part 2: {part2_result}");
+}

2023/day-14/src/part1.rs

@@ -0,0 +1,98 @@
+#![warn(clippy::all, clippy::pedantic)]
+
+use std::collections::HashMap;
+
+use glam::IVec2;
+use itertools::Itertools;
+use nom::{bytes::complete::is_a, character::complete, multi::separated_list1, IResult};
+
+#[derive(Debug, Clone, Copy, PartialOrd, Ord, PartialEq, Eq)]
+enum Boulder {
+    Round,
+    Static,
+}
+impl From<char> for Boulder {
+    fn from(value: char) -> Self {
+        match value {
+            'O' => Self::Round,
+            '#' => Self::Static,
+            x => unimplemented!("there is no boulder type for this charachter {x}"),
+        }
+    }
+}
+
+/// day 14 part 1 of aoc 2023
+///
+/// # Arguments
+/// - input the input for today's puzzle
+///
+/// # Panics
+/// panics whne it cannot parse the input OR when ever the number of game numbers is greater than
+#[must_use]
+#[allow(clippy::cast_sign_loss)]
+pub fn part1(input: &str) -> String {
+    let (_, (maxes, map)) = parse_input(input).expect("stuff");
+
+    (0..maxes.x)
+        .map(|col| {
+            map.iter()
+                .filter(|(key, _)| key.x == col)
+                .sorted_by(|(a, _), (b, _)| a.y.cmp(&b.y))
+                .fold((0, 0), |(score, last), (pos, boulde)| match boulde {
+                    Boulder::Static => (score, pos.y + 1),
+                    Boulder::Round => (score + maxes.y - last, last + 1),
+                })
+                .0 as usize
+        })
+        .sum::<usize>()
+        .to_string()
+}
+
+fn parse_input(input: &str) -> IResult<&str, (IVec2, HashMap<IVec2, Boulder>)> {
+    let (input, rows) = separated_list1(complete::line_ending, is_a(".O#"))(input)?;
+    let max_rows = i32::try_from(rows.len()).expect("stuff and things");
+    let max_cols = i32::try_from(rows[0].len()).expect("things and stuff?");
+    let maxs = IVec2::from((max_cols, max_rows));
+    let hash = rows
+        .iter()
+        .enumerate()
+        .flat_map(|(line_no, chars)| {
+            chars
+                .chars()
+                .enumerate()
+                .filter_map(move |(col_no, c)| {
+                    (c != '.').then_some((
+                        IVec2::from((
+                            i32::try_from(col_no).expect("hopefully not to small"),
+                            i32::try_from(line_no).expect("this shouldn't be too big"),
+                        )),
+                        c,
+                    ))
+                })
+                .map(|(pos, c)| (pos, Boulder::from(c)))
+        })
+        .collect();
+    Ok((input, (maxs, hash)))
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+
+    const INPUT: &str = "O....#....
+O.OO#....#
+.....##...
+OO.#O....O
+.O.....O#.
+O.#..O.#.#
+..O..#O..O
+.......O..
+#....###..
+#OO..#....";
+
+    #[test]
+    fn part1_works() {
+        let result = part1(INPUT);
+        assert_eq!(result, "136".to_string());
+    }
+}

2023/day-14/src/part2.rs

@@ -0,0 +1,19 @@
+#![warn(clippy::all, clippy::pedantic)]
+
+#[must_use]
+pub fn part2(_input: &str) -> String {
+    "Not Finished".to_string()
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+
+    const INPUT: &str = "";
+
+    #[test]
+    fn part2_works() {
+        let result = part2(INPUT);
+        assert_eq!(result, "Not Finished".to_string());
+    }
+}