Day 25 and Day 24 setup

Cargo.toml

@@ -8,6 +8,7 @@ edition = "2021"
 [dependencies]
 anyhow = "1.0.66"
 console = "0.15.2"
+convert-base = "1.1.2"
 enum-iterator = "1.2.0"
 euclid = { version = "0.22.7", features = ["serde"] }
 evalexpr = "8.1.0"

data/day24.txt

@@ -0,0 +1,73 @@
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data/day25.txt

@@ -0,0 +1,115 @@
+2=-00=02-1
+1-1=02=1220
+1-000-00
+12=-=0--=202-=
+1==0=0210-1==1---
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src/bin/day23.rs

@@ -357,8 +357,8 @@ fn main() -> Result<(), Error> {
 mod test {
     use super::*;
 
-	const EXPECTED_5: &str = include_str!("../../data/day23_ex.txt");
-	const EXPECTED_10: &str = r#"xxx
+    const EXPECTED_5: &str = include_str!("../../data/day23_ex.txt");
+    const EXPECTED_10: &str = r#"xxx
 	.......#......
 	...........#..
 	..#.#..#......
@@ -374,17 +374,17 @@ mod test {
 
 	"#;
 
-	fn parse_expected(s: &str) -> Vec<Vec<Elf>> {
-	    let mut exp = vec![];
-	    for chunk in s.split("\n\n") {
-	        let mut elves = vec![];
-	        for (y, line) in chunk.lines().enumerate().skip(1) {
-	            elves.extend(handle_line((y as isize - 3, line), 3));
-	        }
-	        exp.push(elves);
-	    }
-	    exp
-	}
+    fn parse_expected(s: &str) -> Vec<Vec<Elf>> {
+        let mut exp = vec![];
+        for chunk in s.split("\n\n") {
+            let mut elves = vec![];
+            for (y, line) in chunk.lines().enumerate().skip(1) {
+                elves.extend(handle_line((y as isize - 3, line), 3));
+            }
+            exp.push(elves);
+        }
+        exp
+    }
 
     #[test]
     fn test_parse() {
@@ -414,4 +414,3 @@ mod test {
         assert_eq!(rounds, 20);
     }
 }
-

src/bin/day24.rs

@@ -0,0 +1,106 @@
+use anyhow::Error;
+use enum_iterator::Sequence;
+use euclid::vec2;
+use structopt::StructOpt;
+
+type Coord = i64;
+type Point = euclid::default::Point2D<Coord>;
+type Box = euclid::default::Box2D<Coord>;
+type Vector = euclid::default::Vector2D<Coord>;
+type Rect = euclid::default::Rect<Coord>;
+
+const DATA: &str = include_str!("../../data/day23.txt");
+const SAMPLE: &str = r#"....#..
+..###.#
+#...#.#
+.#...##
+#.###..
+##.#.##
+.#..#.."#;
+
+#[derive(Debug, PartialEq, Eq, Clone, Copy, Sequence)]
+#[repr(usize)]
+enum Direction {
+    North,
+    South,
+    West,
+    East,
+}
+
+impl Direction {
+    fn as_char(&self) -> char {
+        (*self).into()
+    }
+}
+
+impl Into<Vector> for Direction {
+    fn into(self) -> Vector {
+        match self {
+            Direction::North => vec2(0, -1),
+            Direction::East => vec2(1, 0),
+            Direction::South => vec2(0, 1),
+            Direction::West => vec2(-1, 0),
+        }
+    }
+}
+
+impl Into<char> for Direction {
+    fn into(self) -> char {
+        match self {
+            Direction::North => '^',
+            Direction::East => '>',
+            Direction::South => 'v',
+            Direction::West => '<',
+        }
+    }
+}
+
+fn parse(_s: &str) -> () {}
+
+fn solve_part_1() -> usize {
+    todo!();
+}
+
+fn solve_part_2() -> usize {
+    todo!();
+}
+
+#[derive(Debug, StructOpt)]
+#[structopt(name = "day24", about = "Blizzard Basin")]
+struct Opt {
+    /// Use puzzle input instead of the sample
+    #[structopt(short, long)]
+    puzzle_input: bool,
+}
+
+fn main() -> Result<(), Error> {
+    let opt = Opt::from_args();
+
+    let _ = parse(if opt.puzzle_input { DATA } else { SAMPLE });
+
+    let p1 = solve_part_1();
+    println!("part 1  = {}", p1);
+
+    println!("part 2  = {}", solve_part_2());
+
+    Ok(())
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+
+    #[test]
+    fn test_parse() {
+        let _ = parse(SAMPLE);
+        todo!();
+    }
+
+    #[test]
+    #[ignore]
+    fn test_part_1() {}
+
+    #[test]
+    #[ignore]
+    fn test_part_2() {}
+}