Complete day 5 part 1

day5/Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "day5"
+version = "0.1.0"

day5/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "day5"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

day5/src/input.txt

@@ -0,0 +1,514 @@
+                    [Q]     [P] [P]
+                [G] [V] [S] [Z] [F]
+            [W] [V] [F] [Z] [W] [Q]
+        [V] [T] [N] [J] [W] [B] [W]
+    [Z] [L] [V] [B] [C] [R] [N] [M]
+[C] [W] [R] [H] [H] [P] [T] [M] [B]
+[Q] [Q] [M] [Z] [Z] [N] [G] [G] [J]
+[B] [R] [B] [C] [D] [H] [D] [C] [N]
+ 1   2   3   4   5   6   7   8   9
+
+move 3 from 6 to 2
+move 5 from 6 to 7
+move 6 from 2 to 5
+move 1 from 9 to 7
+move 1 from 1 to 9
+move 1 from 5 to 3
+move 1 from 2 to 5
+move 3 from 4 to 5
+move 10 from 7 to 3
+move 1 from 4 to 9
+move 6 from 8 to 7
+move 4 from 7 to 8
+move 1 from 7 to 3
+move 1 from 1 to 2
+move 1 from 2 to 8
+move 1 from 9 to 1
+move 3 from 9 to 4
+move 4 from 8 to 3
+move 4 from 7 to 1
+move 4 from 4 to 6
+move 2 from 8 to 7
+move 9 from 3 to 8
+move 2 from 7 to 4
+move 3 from 4 to 9
+move 4 from 1 to 9
+move 4 from 3 to 9
+move 2 from 1 to 4
+move 1 from 4 to 6
+move 3 from 3 to 2
+move 1 from 2 to 8
+move 1 from 2 to 7
+move 3 from 6 to 2
+move 2 from 6 to 7
+move 4 from 2 to 3
+move 3 from 7 to 9
+move 2 from 5 to 6
+move 15 from 9 to 4
+move 4 from 9 to 2
+move 12 from 5 to 4
+move 9 from 8 to 5
+move 25 from 4 to 7
+move 1 from 4 to 7
+move 1 from 4 to 8
+move 2 from 2 to 5
+move 1 from 4 to 2
+move 23 from 7 to 6
+move 2 from 5 to 2
+move 22 from 6 to 8
+move 4 from 5 to 9
+move 1 from 7 to 9
+move 2 from 6 to 4
+move 2 from 4 to 7
+move 25 from 8 to 3
+move 1 from 2 to 1
+move 3 from 2 to 3
+move 1 from 6 to 8
+move 1 from 1 to 8
+move 1 from 2 to 8
+move 1 from 8 to 1
+move 4 from 5 to 7
+move 1 from 8 to 4
+move 5 from 9 to 8
+move 5 from 8 to 9
+move 1 from 8 to 5
+move 3 from 5 to 4
+move 3 from 9 to 1
+move 30 from 3 to 4
+move 3 from 1 to 4
+move 2 from 9 to 5
+move 4 from 7 to 9
+move 16 from 4 to 8
+move 6 from 3 to 9
+move 3 from 7 to 3
+move 19 from 4 to 7
+move 8 from 9 to 4
+move 1 from 1 to 9
+move 13 from 7 to 9
+move 3 from 7 to 8
+move 3 from 5 to 9
+move 4 from 8 to 3
+move 2 from 7 to 3
+move 14 from 9 to 4
+move 10 from 3 to 1
+move 12 from 4 to 8
+move 6 from 1 to 9
+move 1 from 1 to 2
+move 1 from 7 to 1
+move 6 from 9 to 3
+move 17 from 8 to 6
+move 10 from 8 to 5
+move 1 from 7 to 8
+move 1 from 9 to 5
+move 2 from 3 to 1
+move 4 from 5 to 9
+move 1 from 8 to 7
+move 6 from 9 to 7
+move 4 from 4 to 2
+move 3 from 4 to 6
+move 4 from 5 to 9
+move 4 from 9 to 3
+move 1 from 2 to 4
+move 4 from 4 to 7
+move 3 from 5 to 3
+move 1 from 4 to 5
+move 5 from 1 to 2
+move 1 from 1 to 9
+move 7 from 2 to 7
+move 1 from 5 to 7
+move 8 from 3 to 5
+move 20 from 6 to 7
+move 9 from 7 to 9
+move 2 from 2 to 9
+move 2 from 3 to 1
+move 2 from 1 to 3
+move 2 from 3 to 4
+move 2 from 4 to 6
+move 1 from 3 to 9
+move 1 from 4 to 9
+move 1 from 6 to 9
+move 2 from 5 to 8
+move 2 from 8 to 5
+move 1 from 6 to 7
+move 2 from 5 to 8
+move 6 from 9 to 5
+move 2 from 8 to 6
+move 11 from 9 to 2
+move 1 from 6 to 5
+move 11 from 2 to 5
+move 1 from 6 to 4
+move 7 from 5 to 9
+move 7 from 9 to 1
+move 1 from 4 to 9
+move 28 from 7 to 5
+move 1 from 7 to 5
+move 5 from 5 to 9
+move 5 from 9 to 3
+move 6 from 1 to 8
+move 1 from 1 to 7
+move 5 from 3 to 2
+move 1 from 7 to 8
+move 7 from 8 to 1
+move 1 from 9 to 4
+move 2 from 2 to 5
+move 22 from 5 to 3
+move 1 from 7 to 8
+move 1 from 4 to 7
+move 1 from 8 to 9
+move 1 from 9 to 4
+move 14 from 5 to 7
+move 5 from 5 to 9
+move 19 from 3 to 4
+move 1 from 2 to 9
+move 2 from 2 to 5
+move 1 from 5 to 1
+move 6 from 1 to 7
+move 2 from 7 to 6
+move 1 from 1 to 9
+move 2 from 5 to 8
+move 8 from 4 to 5
+move 3 from 4 to 7
+move 3 from 3 to 5
+move 2 from 8 to 9
+move 16 from 7 to 5
+move 9 from 4 to 6
+move 22 from 5 to 3
+move 1 from 5 to 8
+move 1 from 8 to 7
+move 10 from 3 to 4
+move 1 from 5 to 4
+move 10 from 4 to 5
+move 8 from 5 to 2
+move 5 from 2 to 7
+move 5 from 7 to 1
+move 4 from 7 to 6
+move 3 from 9 to 7
+move 2 from 2 to 3
+move 3 from 5 to 1
+move 6 from 9 to 7
+move 5 from 7 to 8
+move 6 from 1 to 5
+move 6 from 3 to 4
+move 4 from 4 to 2
+move 1 from 4 to 6
+move 5 from 8 to 7
+move 3 from 2 to 3
+move 1 from 1 to 4
+move 1 from 1 to 9
+move 2 from 2 to 1
+move 2 from 4 to 3
+move 4 from 3 to 7
+move 3 from 7 to 3
+move 13 from 6 to 1
+move 1 from 9 to 2
+move 6 from 3 to 5
+move 8 from 1 to 4
+move 1 from 2 to 7
+move 9 from 4 to 9
+move 7 from 5 to 1
+move 2 from 5 to 6
+move 1 from 1 to 4
+move 1 from 4 to 3
+move 2 from 1 to 2
+move 5 from 3 to 6
+move 2 from 6 to 1
+move 13 from 7 to 6
+move 2 from 3 to 4
+move 2 from 2 to 9
+move 2 from 7 to 8
+move 6 from 9 to 2
+move 1 from 9 to 3
+move 1 from 5 to 2
+move 7 from 1 to 2
+move 1 from 6 to 7
+move 1 from 4 to 8
+move 1 from 3 to 1
+move 1 from 7 to 8
+move 7 from 1 to 9
+move 4 from 8 to 6
+move 1 from 5 to 3
+move 9 from 9 to 5
+move 1 from 1 to 2
+move 14 from 2 to 7
+move 2 from 9 to 3
+move 13 from 5 to 3
+move 24 from 6 to 9
+move 6 from 3 to 5
+move 14 from 7 to 9
+move 1 from 4 to 1
+move 20 from 9 to 7
+move 9 from 3 to 8
+move 15 from 9 to 6
+move 1 from 5 to 8
+move 1 from 2 to 3
+move 14 from 6 to 3
+move 2 from 3 to 4
+move 2 from 3 to 6
+move 13 from 7 to 1
+move 8 from 3 to 5
+move 1 from 3 to 9
+move 8 from 5 to 4
+move 4 from 5 to 2
+move 10 from 1 to 3
+move 6 from 4 to 5
+move 4 from 5 to 1
+move 3 from 1 to 6
+move 7 from 8 to 2
+move 4 from 4 to 3
+move 13 from 3 to 6
+move 3 from 8 to 1
+move 3 from 7 to 8
+move 3 from 8 to 4
+move 1 from 4 to 2
+move 2 from 3 to 4
+move 1 from 5 to 7
+move 4 from 7 to 1
+move 2 from 3 to 5
+move 3 from 2 to 1
+move 1 from 4 to 7
+move 7 from 2 to 4
+move 2 from 4 to 3
+move 1 from 7 to 5
+move 4 from 9 to 5
+move 1 from 4 to 2
+move 3 from 2 to 9
+move 8 from 1 to 7
+move 1 from 3 to 5
+move 7 from 5 to 7
+move 10 from 6 to 4
+move 1 from 5 to 1
+move 4 from 1 to 3
+move 9 from 7 to 6
+move 3 from 1 to 8
+move 12 from 4 to 6
+move 5 from 4 to 6
+move 2 from 9 to 3
+move 3 from 8 to 7
+move 1 from 1 to 3
+move 3 from 7 to 8
+move 5 from 7 to 5
+move 1 from 7 to 5
+move 2 from 3 to 1
+move 2 from 8 to 7
+move 3 from 5 to 1
+move 1 from 9 to 7
+move 1 from 8 to 3
+move 4 from 7 to 8
+move 4 from 5 to 9
+move 4 from 1 to 7
+move 3 from 8 to 6
+move 1 from 8 to 1
+move 1 from 7 to 1
+move 1 from 5 to 8
+move 1 from 8 to 7
+move 7 from 3 to 1
+move 3 from 9 to 1
+move 1 from 9 to 3
+move 28 from 6 to 3
+move 3 from 7 to 8
+move 2 from 8 to 2
+move 1 from 2 to 7
+move 2 from 6 to 1
+move 18 from 3 to 9
+move 5 from 3 to 4
+move 2 from 7 to 4
+move 2 from 1 to 8
+move 1 from 2 to 6
+move 7 from 6 to 4
+move 4 from 4 to 3
+move 3 from 8 to 1
+move 4 from 9 to 8
+move 1 from 4 to 8
+move 9 from 1 to 6
+move 5 from 1 to 3
+move 4 from 6 to 7
+move 7 from 6 to 3
+move 5 from 8 to 1
+move 12 from 3 to 6
+move 7 from 6 to 4
+move 4 from 3 to 5
+move 5 from 6 to 7
+move 12 from 4 to 3
+move 6 from 1 to 4
+move 4 from 4 to 2
+move 14 from 9 to 8
+move 17 from 3 to 2
+move 5 from 4 to 9
+move 1 from 9 to 6
+move 5 from 2 to 1
+move 1 from 9 to 8
+move 5 from 1 to 6
+move 2 from 2 to 6
+move 12 from 2 to 4
+move 6 from 7 to 2
+move 3 from 7 to 6
+move 3 from 9 to 8
+move 5 from 4 to 7
+move 4 from 2 to 6
+move 3 from 6 to 8
+move 5 from 8 to 2
+move 7 from 6 to 8
+move 1 from 7 to 3
+move 6 from 4 to 3
+move 1 from 8 to 1
+move 1 from 5 to 7
+move 2 from 6 to 8
+move 13 from 8 to 2
+move 3 from 5 to 4
+move 1 from 1 to 2
+move 3 from 6 to 2
+move 1 from 1 to 4
+move 4 from 4 to 8
+move 8 from 3 to 1
+move 2 from 4 to 8
+move 15 from 2 to 4
+move 16 from 8 to 3
+move 1 from 8 to 6
+move 1 from 7 to 2
+move 8 from 1 to 2
+move 1 from 6 to 8
+move 6 from 3 to 1
+move 3 from 3 to 8
+move 6 from 3 to 1
+move 6 from 2 to 9
+move 2 from 1 to 4
+move 1 from 8 to 5
+move 8 from 2 to 9
+move 8 from 1 to 4
+move 3 from 8 to 6
+move 21 from 4 to 7
+move 1 from 9 to 7
+move 2 from 6 to 8
+move 1 from 5 to 1
+move 1 from 3 to 9
+move 8 from 9 to 4
+move 1 from 1 to 7
+move 1 from 1 to 4
+move 1 from 6 to 8
+move 1 from 9 to 3
+move 2 from 9 to 5
+move 2 from 5 to 3
+move 1 from 9 to 4
+move 3 from 8 to 2
+move 1 from 1 to 4
+move 4 from 4 to 9
+move 3 from 3 to 2
+move 5 from 9 to 1
+move 17 from 7 to 1
+move 1 from 9 to 1
+move 2 from 2 to 4
+move 1 from 4 to 2
+move 8 from 2 to 9
+move 5 from 4 to 5
+move 6 from 4 to 8
+move 20 from 1 to 6
+move 2 from 9 to 8
+move 1 from 2 to 9
+move 2 from 8 to 7
+move 8 from 7 to 8
+move 4 from 5 to 9
+move 14 from 8 to 7
+move 1 from 5 to 7
+move 7 from 9 to 1
+move 3 from 6 to 4
+move 3 from 9 to 7
+move 12 from 6 to 7
+move 22 from 7 to 9
+move 2 from 2 to 5
+move 10 from 1 to 7
+move 1 from 4 to 1
+move 2 from 6 to 1
+move 1 from 1 to 3
+move 2 from 4 to 8
+move 2 from 8 to 6
+move 1 from 3 to 8
+move 1 from 4 to 1
+move 2 from 5 to 3
+move 1 from 8 to 4
+move 2 from 3 to 7
+move 19 from 9 to 7
+move 1 from 1 to 4
+move 2 from 9 to 1
+move 2 from 1 to 6
+move 1 from 6 to 5
+move 42 from 7 to 8
+move 1 from 7 to 6
+move 2 from 4 to 8
+move 7 from 6 to 8
+move 2 from 1 to 5
+move 2 from 9 to 5
+move 14 from 8 to 3
+move 22 from 8 to 2
+move 3 from 5 to 6
+move 10 from 8 to 6
+move 5 from 8 to 9
+move 12 from 6 to 7
+move 2 from 5 to 1
+move 5 from 3 to 2
+move 7 from 3 to 5
+move 2 from 5 to 1
+move 2 from 3 to 7
+move 4 from 1 to 2
+move 1 from 5 to 7
+move 1 from 5 to 4
+move 1 from 6 to 2
+move 1 from 9 to 2
+move 9 from 7 to 3
+move 1 from 4 to 1
+move 3 from 7 to 5
+move 4 from 3 to 2
+move 5 from 2 to 3
+move 2 from 5 to 2
+move 34 from 2 to 9
+move 1 from 1 to 5
+move 15 from 9 to 3
+move 2 from 3 to 2
+move 1 from 5 to 4
+move 7 from 3 to 8
+move 3 from 9 to 2
+move 6 from 9 to 4
+move 5 from 9 to 3
+move 4 from 4 to 6
+move 1 from 6 to 8
+move 1 from 3 to 5
+move 6 from 3 to 2
+move 1 from 4 to 9
+move 2 from 4 to 2
+move 4 from 5 to 8
+move 1 from 5 to 6
+move 1 from 7 to 6
+move 1 from 9 to 6
+move 1 from 7 to 2
+move 12 from 8 to 7
+move 2 from 7 to 3
+move 4 from 6 to 9
+move 7 from 9 to 4
+move 9 from 3 to 9
+move 11 from 7 to 4
+move 3 from 9 to 6
+move 1 from 4 to 1
+move 15 from 4 to 3
+move 2 from 4 to 1
+move 3 from 1 to 4
+move 17 from 3 to 7
+move 4 from 3 to 7
+move 7 from 9 to 2
+move 3 from 4 to 1
+move 4 from 6 to 9
+move 1 from 9 to 6
+move 1 from 3 to 1
+move 5 from 7 to 9
+move 8 from 9 to 4
+move 1 from 1 to 6
+move 6 from 4 to 9
+move 4 from 2 to 3
+move 1 from 4 to 3
+move 1 from 4 to 9
+move 1 from 1 to 7
+move 1 from 7 to 9
+move 3 from 6 to 2
+move 9 from 2 to 3
+move 1 from 9 to 4
+move 1 from 1 to 5
+move 12 from 7 to 6
+move 4 from 9 to 8

day5/src/main.rs

@@ -0,0 +1,71 @@
+struct Move {
+    items: usize,
+    from: usize,
+    to: usize,
+}
+
+impl From<&str> for Move {
+    fn from(s: &str) -> Self {
+        let parts: Vec<&str> = s.split_ascii_whitespace().collect();
+        let items: usize = parts[1].parse().unwrap();
+        let from: usize = parts[3].parse().unwrap();
+        let to: usize = parts[5].parse().unwrap();
+
+        Move { items, from, to }
+    }
+}
+
+impl Move {
+    fn apply(&self, layout: &mut Vec<Vec<char>>) {
+        for _ in 0..self.items {
+            if let Some(item) = layout[self.from].pop() {
+                layout[self.to].push(item);
+            }
+        }
+    }
+}
+
+// ----------------------------------------------------------------------------
+
+fn get_initial_layout() -> Vec<Vec<char>> {
+    vec![
+        Vec::new(),
+        vec!['B', 'Q', 'C'],
+        vec!['R', 'Q', 'W', 'Z'],
+        vec!['B', 'M', 'R', 'L', 'V'],
+        vec!['C', 'Z', 'H', 'V', 'T', 'W'],
+        vec!['D', 'Z', 'H', 'B', 'N', 'V', 'G'],
+        vec!['H', 'N', 'P', 'C', 'J', 'F', 'V', 'Q'],
+        vec!['D', 'G', 'T', 'R', 'W', 'Z', 'S'],
+        vec!['C', 'G', 'M', 'N', 'B', 'W', 'Z', 'P'],
+        vec!['N', 'J', 'B', 'M', 'W', 'Q', 'F', 'P'],
+    ]
+}
+
+fn get_position_string(layout: &Vec<Vec<char>>) -> String {
+    let mut s = String::new();
+
+    for i in 1..=9usize {
+        if let Some(ch) = layout[i].last() {
+            s.push(*ch);
+        }
+    }
+
+    s
+}
+
+fn main() {
+    let file_str = include_str!("input.txt");
+    let parts: Vec<&str> = file_str.split("\n\n").collect();
+    let moves = parts[1];
+
+    let mut layout = get_initial_layout();
+
+    moves.lines().for_each(|line| {
+        Move::from(line).apply(&mut layout);
+    });
+
+    let top_crates = get_position_string(&layout);
+
+    println!("Part 1: Top crates after moves: {}", top_crates);
+}