readying 2022 to merge

2022/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"

2022/day5/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "day5"
+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

2022/day5/input

@@ -0,0 +1,512 @@
+        [Q] [B]         [H]        
+    [F] [W] [D] [Q]     [S]        
+    [D] [C] [N] [S] [G] [F]        
+    [R] [D] [L] [C] [N] [Q]     [R]
+[V] [W] [L] [M] [P] [S] [M]     [M]
+[J] [B] [F] [P] [B] [B] [P] [F] [F]
+[B] [V] [G] [J] [N] [D] [B] [L] [V]
+[D] [P] [R] [W] [H] [R] [Z] [W] [S]
+ 1   2   3   4   5   6   7   8   9 
+
+move 1 from 4 to 1
+move 2 from 4 to 8
+move 5 from 9 to 6
+move 1 from 1 to 3
+move 5 from 8 to 3
+move 1 from 1 to 5
+move 4 from 3 to 6
+move 14 from 6 to 2
+move 5 from 4 to 5
+move 7 from 7 to 2
+move 24 from 2 to 3
+move 13 from 3 to 2
+move 1 from 7 to 9
+move 1 from 9 to 5
+move 7 from 2 to 6
+move 3 from 1 to 7
+move 3 from 6 to 3
+move 2 from 7 to 1
+move 1 from 7 to 5
+move 2 from 2 to 6
+move 2 from 1 to 4
+move 9 from 5 to 1
+move 1 from 6 to 3
+move 4 from 5 to 4
+move 1 from 2 to 7
+move 4 from 6 to 2
+move 7 from 2 to 3
+move 2 from 2 to 6
+move 2 from 2 to 3
+move 2 from 5 to 4
+move 1 from 7 to 3
+move 4 from 6 to 7
+move 19 from 3 to 6
+move 3 from 7 to 4
+move 1 from 7 to 8
+move 1 from 8 to 1
+move 2 from 1 to 3
+move 10 from 3 to 2
+move 3 from 3 to 8
+move 1 from 3 to 9
+move 1 from 9 to 6
+move 11 from 6 to 8
+move 2 from 3 to 8
+move 6 from 4 to 3
+move 3 from 4 to 1
+move 7 from 2 to 8
+move 1 from 3 to 6
+move 6 from 8 to 5
+move 1 from 4 to 6
+move 9 from 6 to 9
+move 6 from 3 to 8
+move 1 from 3 to 5
+move 10 from 1 to 3
+move 11 from 8 to 7
+move 1 from 3 to 5
+move 1 from 1 to 8
+move 5 from 9 to 2
+move 1 from 6 to 3
+move 5 from 3 to 6
+move 1 from 3 to 5
+move 4 from 6 to 4
+move 1 from 5 to 9
+move 6 from 2 to 4
+move 2 from 2 to 9
+move 5 from 5 to 1
+move 2 from 1 to 7
+move 10 from 8 to 3
+move 1 from 8 to 6
+move 3 from 6 to 3
+move 6 from 4 to 2
+move 8 from 3 to 8
+move 3 from 4 to 8
+move 4 from 2 to 1
+move 3 from 5 to 3
+move 4 from 7 to 6
+move 2 from 9 to 3
+move 1 from 2 to 9
+move 1 from 2 to 3
+move 2 from 4 to 8
+move 1 from 7 to 9
+move 5 from 7 to 8
+move 2 from 7 to 3
+move 14 from 3 to 2
+move 3 from 9 to 5
+move 1 from 3 to 1
+move 1 from 7 to 4
+move 3 from 9 to 8
+move 7 from 8 to 9
+move 7 from 2 to 5
+move 2 from 3 to 7
+move 2 from 7 to 6
+move 16 from 8 to 9
+move 4 from 6 to 5
+move 1 from 2 to 5
+move 21 from 9 to 5
+move 3 from 9 to 3
+move 6 from 1 to 4
+move 1 from 1 to 9
+move 1 from 1 to 4
+move 2 from 6 to 3
+move 3 from 4 to 6
+move 3 from 4 to 8
+move 1 from 9 to 4
+move 2 from 4 to 6
+move 4 from 3 to 6
+move 1 from 3 to 4
+move 1 from 4 to 9
+move 1 from 9 to 8
+move 1 from 8 to 6
+move 6 from 2 to 1
+move 2 from 8 to 4
+move 6 from 1 to 8
+move 23 from 5 to 9
+move 1 from 4 to 7
+move 1 from 7 to 1
+move 22 from 9 to 7
+move 4 from 8 to 7
+move 1 from 5 to 2
+move 1 from 1 to 9
+move 2 from 8 to 4
+move 6 from 6 to 3
+move 2 from 9 to 5
+move 18 from 7 to 4
+move 18 from 4 to 5
+move 1 from 2 to 7
+move 1 from 8 to 4
+move 6 from 7 to 2
+move 5 from 4 to 5
+move 1 from 3 to 1
+move 1 from 7 to 2
+move 4 from 3 to 4
+move 1 from 3 to 4
+move 1 from 1 to 7
+move 1 from 5 to 8
+move 3 from 4 to 3
+move 3 from 3 to 8
+move 2 from 8 to 3
+move 2 from 4 to 8
+move 2 from 7 to 5
+move 1 from 7 to 9
+move 2 from 3 to 1
+move 1 from 9 to 7
+move 4 from 2 to 3
+move 1 from 8 to 9
+move 2 from 1 to 8
+move 2 from 2 to 4
+move 1 from 9 to 1
+move 4 from 6 to 8
+move 1 from 2 to 7
+move 1 from 4 to 7
+move 4 from 8 to 2
+move 1 from 4 to 3
+move 1 from 1 to 9
+move 4 from 8 to 1
+move 2 from 2 to 1
+move 3 from 3 to 9
+move 2 from 7 to 1
+move 32 from 5 to 1
+move 1 from 8 to 7
+move 6 from 5 to 1
+move 2 from 7 to 6
+move 1 from 9 to 5
+move 1 from 3 to 2
+move 1 from 5 to 9
+move 2 from 6 to 1
+move 1 from 3 to 7
+move 1 from 9 to 8
+move 36 from 1 to 4
+move 1 from 8 to 9
+move 5 from 4 to 9
+move 6 from 9 to 3
+move 2 from 2 to 9
+move 3 from 1 to 9
+move 1 from 3 to 2
+move 30 from 4 to 8
+move 1 from 7 to 5
+move 1 from 3 to 5
+move 3 from 3 to 4
+move 2 from 8 to 5
+move 3 from 9 to 8
+move 3 from 9 to 3
+move 19 from 8 to 6
+move 2 from 3 to 5
+move 3 from 4 to 3
+move 1 from 4 to 7
+move 8 from 1 to 8
+move 1 from 3 to 2
+move 1 from 7 to 6
+move 4 from 5 to 3
+move 1 from 1 to 7
+move 2 from 5 to 4
+move 1 from 9 to 4
+move 12 from 6 to 2
+move 1 from 7 to 8
+move 6 from 2 to 9
+move 3 from 6 to 7
+move 2 from 7 to 5
+move 6 from 2 to 3
+move 8 from 3 to 5
+move 5 from 6 to 8
+move 5 from 3 to 6
+move 1 from 9 to 4
+move 1 from 9 to 8
+move 5 from 5 to 9
+move 3 from 4 to 6
+move 1 from 4 to 9
+move 1 from 7 to 5
+move 1 from 3 to 5
+move 8 from 9 to 2
+move 3 from 9 to 6
+move 27 from 8 to 2
+move 10 from 6 to 9
+move 1 from 6 to 4
+move 1 from 4 to 9
+move 2 from 5 to 6
+move 5 from 5 to 3
+move 2 from 6 to 9
+move 5 from 3 to 2
+move 12 from 9 to 3
+move 5 from 3 to 1
+move 3 from 1 to 5
+move 1 from 9 to 8
+move 1 from 5 to 2
+move 1 from 2 to 1
+move 1 from 1 to 6
+move 1 from 5 to 3
+move 34 from 2 to 4
+move 8 from 3 to 9
+move 1 from 6 to 1
+move 1 from 8 to 5
+move 4 from 2 to 8
+move 3 from 8 to 7
+move 1 from 7 to 2
+move 7 from 9 to 8
+move 1 from 9 to 6
+move 2 from 5 to 1
+move 1 from 6 to 9
+move 1 from 9 to 5
+move 2 from 2 to 5
+move 5 from 8 to 6
+move 2 from 8 to 5
+move 1 from 1 to 3
+move 12 from 4 to 6
+move 2 from 7 to 1
+move 4 from 1 to 6
+move 3 from 2 to 3
+move 1 from 8 to 5
+move 1 from 2 to 6
+move 1 from 1 to 9
+move 1 from 9 to 5
+move 16 from 4 to 1
+move 4 from 3 to 1
+move 8 from 1 to 8
+move 1 from 4 to 1
+move 6 from 5 to 8
+move 1 from 5 to 7
+move 12 from 6 to 9
+move 7 from 1 to 5
+move 2 from 1 to 7
+move 1 from 7 to 1
+move 9 from 9 to 6
+move 15 from 6 to 2
+move 2 from 9 to 7
+move 4 from 4 to 5
+move 2 from 2 to 9
+move 3 from 7 to 5
+move 2 from 1 to 3
+move 1 from 7 to 1
+move 10 from 2 to 3
+move 6 from 8 to 6
+move 3 from 9 to 2
+move 14 from 5 to 6
+move 1 from 8 to 4
+move 5 from 8 to 2
+move 2 from 2 to 3
+move 24 from 6 to 1
+move 3 from 1 to 2
+move 9 from 2 to 9
+move 1 from 4 to 3
+move 1 from 4 to 2
+move 1 from 8 to 4
+move 23 from 1 to 4
+move 3 from 2 to 4
+move 2 from 1 to 2
+move 1 from 8 to 4
+move 3 from 3 to 5
+move 3 from 3 to 4
+move 3 from 5 to 8
+move 3 from 2 to 7
+move 2 from 3 to 8
+move 15 from 4 to 3
+move 2 from 4 to 1
+move 19 from 3 to 9
+move 1 from 7 to 2
+move 1 from 2 to 5
+move 1 from 5 to 4
+move 1 from 7 to 6
+move 1 from 7 to 4
+move 3 from 8 to 3
+move 1 from 8 to 4
+move 5 from 3 to 8
+move 1 from 3 to 6
+move 22 from 9 to 2
+move 17 from 2 to 6
+move 3 from 9 to 3
+move 9 from 4 to 9
+move 6 from 4 to 9
+move 5 from 2 to 6
+move 1 from 4 to 2
+move 1 from 4 to 9
+move 1 from 1 to 6
+move 19 from 9 to 2
+move 4 from 8 to 7
+move 1 from 1 to 5
+move 1 from 5 to 3
+move 1 from 8 to 1
+move 1 from 8 to 2
+move 4 from 3 to 7
+move 12 from 6 to 1
+move 3 from 7 to 3
+move 7 from 2 to 7
+move 9 from 2 to 6
+move 4 from 2 to 6
+move 13 from 1 to 4
+move 8 from 6 to 4
+move 16 from 4 to 8
+move 12 from 7 to 6
+move 3 from 8 to 3
+move 1 from 1 to 2
+move 4 from 3 to 8
+move 5 from 8 to 9
+move 27 from 6 to 8
+move 2 from 3 to 7
+move 2 from 2 to 8
+move 2 from 7 to 5
+move 1 from 5 to 9
+move 1 from 5 to 1
+move 1 from 6 to 9
+move 2 from 6 to 2
+move 2 from 2 to 6
+move 2 from 9 to 2
+move 3 from 4 to 3
+move 1 from 1 to 9
+move 5 from 9 to 8
+move 1 from 9 to 5
+move 2 from 2 to 6
+move 2 from 4 to 6
+move 1 from 3 to 7
+move 1 from 5 to 6
+move 1 from 6 to 7
+move 6 from 6 to 8
+move 2 from 7 to 5
+move 2 from 3 to 2
+move 34 from 8 to 1
+move 1 from 5 to 6
+move 1 from 5 to 3
+move 1 from 6 to 1
+move 32 from 1 to 8
+move 23 from 8 to 4
+move 1 from 2 to 1
+move 24 from 8 to 4
+move 1 from 3 to 6
+move 47 from 4 to 6
+move 2 from 6 to 1
+move 3 from 1 to 5
+move 1 from 2 to 1
+move 3 from 5 to 7
+move 21 from 6 to 2
+move 3 from 7 to 8
+move 2 from 1 to 6
+move 8 from 6 to 4
+move 4 from 8 to 9
+move 3 from 2 to 8
+move 4 from 4 to 2
+move 2 from 2 to 5
+move 4 from 9 to 8
+move 2 from 1 to 5
+move 11 from 6 to 1
+move 14 from 2 to 6
+move 2 from 4 to 3
+move 1 from 2 to 9
+move 3 from 2 to 9
+move 20 from 6 to 5
+move 2 from 4 to 2
+move 4 from 9 to 1
+move 8 from 8 to 9
+move 1 from 6 to 9
+move 14 from 5 to 2
+move 10 from 2 to 7
+move 7 from 9 to 6
+move 1 from 6 to 8
+move 6 from 2 to 6
+move 1 from 2 to 5
+move 1 from 3 to 5
+move 9 from 6 to 3
+move 1 from 5 to 2
+move 9 from 7 to 3
+move 12 from 3 to 2
+move 9 from 5 to 9
+move 1 from 8 to 6
+move 3 from 3 to 5
+move 1 from 7 to 6
+move 14 from 2 to 6
+move 3 from 9 to 7
+move 6 from 1 to 2
+move 5 from 1 to 8
+move 10 from 6 to 9
+move 4 from 5 to 6
+move 3 from 2 to 4
+move 9 from 9 to 7
+move 1 from 8 to 7
+move 3 from 9 to 6
+move 3 from 3 to 7
+move 1 from 5 to 1
+move 15 from 7 to 1
+move 2 from 8 to 5
+move 2 from 5 to 4
+move 1 from 7 to 4
+move 1 from 3 to 1
+move 15 from 6 to 7
+move 2 from 4 to 9
+move 3 from 4 to 7
+move 18 from 1 to 6
+move 1 from 8 to 9
+move 6 from 9 to 7
+move 3 from 6 to 8
+move 1 from 1 to 2
+move 2 from 9 to 5
+move 2 from 2 to 9
+move 16 from 6 to 3
+move 15 from 3 to 7
+move 2 from 8 to 4
+move 1 from 3 to 7
+move 3 from 4 to 9
+move 2 from 1 to 9
+move 26 from 7 to 4
+move 1 from 2 to 1
+move 7 from 9 to 8
+move 1 from 2 to 5
+move 2 from 5 to 2
+move 8 from 7 to 5
+move 1 from 7 to 3
+move 1 from 3 to 9
+move 2 from 2 to 7
+move 1 from 6 to 4
+move 4 from 8 to 9
+move 1 from 1 to 3
+move 1 from 5 to 6
+move 2 from 5 to 7
+move 17 from 4 to 9
+move 6 from 4 to 9
+move 1 from 3 to 4
+move 6 from 7 to 9
+move 3 from 5 to 6
+move 2 from 7 to 9
+move 4 from 8 to 9
+move 4 from 6 to 4
+move 8 from 4 to 6
+move 1 from 8 to 4
+move 3 from 5 to 2
+move 2 from 4 to 3
+move 1 from 7 to 9
+move 2 from 3 to 5
+move 4 from 6 to 9
+move 1 from 6 to 1
+move 36 from 9 to 4
+move 2 from 5 to 3
+move 3 from 2 to 1
+move 3 from 1 to 4
+move 14 from 4 to 1
+move 1 from 8 to 5
+move 4 from 1 to 3
+move 5 from 9 to 5
+move 2 from 5 to 8
+move 1 from 8 to 9
+move 4 from 9 to 6
+move 3 from 5 to 8
+move 1 from 5 to 6
+move 2 from 1 to 6
+move 2 from 9 to 7
+move 6 from 6 to 4
+move 1 from 1 to 3
+move 29 from 4 to 6
+move 7 from 3 to 4
+move 1 from 8 to 9
+move 3 from 1 to 6
+move 4 from 1 to 4
+move 1 from 8 to 4
+move 4 from 4 to 3
+move 15 from 6 to 8
+move 9 from 4 to 9
+move 1 from 7 to 9
+move 8 from 8 to 3
+move 3 from 6 to 7
+move 1 from 1 to 2
+move 4 from 7 to 6
+move 7 from 8 to 5
+move 1 from 8 to 4
+move 2 from 5 to 7
+move 1 from 2 to 4
+move 5 from 6 to 1
+move 4 from 3 to 2

2022/day5/src/main.rs

@@ -0,0 +1,177 @@
+#![warn(clippy::all, clippy::pedantic)]
+
+use std::fs;
+
+use nom::branch::alt;
+use nom::bytes::complete::tag;
+use nom::character::complete::{self, newline};
+use nom::error::Error;
+use nom::multi::separated_list1;
+use nom::sequence::{delimited, preceded, separated_pair};
+use nom::Parser;
+
+#[derive(Clone, Debug, Default, Copy)]
+struct Crate<'a> {
+    label: &'a str,
+}
+
+impl<'a> Parser<&'a str, Self, Error<&'a str>> for Crate<'a> {
+    fn parse(&mut self, input: &'a str) -> nom::IResult<&'a str, Self, Error<&'a str>> {
+        let (input, label) = delimited::<&str, _, &str, _, Error<&'a str>, _, _, _>(
+            tag("["),
+            complete::alpha1,
+            tag("]"),
+        )(input)?;
+        self.label = label;
+        Ok((input, *self))
+    }
+}
+
+#[derive(Clone, Debug, Default, Copy)]
+struct GameMove {
+    quantity: usize,
+    from: usize,
+    to: usize,
+}
+impl<'a> Parser<&'a str, Self, Error<&'a str>> for GameMove {
+    fn parse(&mut self, input: &'a str) -> nom::IResult<&'a str, Self, Error<&'a str>> {
+        let (input, quantity) = preceded(tag("move "), complete::u8.map(|x| x as usize))(input)?;
+        let (input, from) = preceded(tag(" from "), complete::u8.map(|x| x as usize))(input)?;
+        let (input, to) = preceded(tag(" to "), complete::u8.map(|x| x as usize))(input)?;
+        self.quantity = quantity;
+        self.from = from;
+        self.to = to;
+        Ok((input, *self))
+    }
+}
+
+#[derive(Debug, Default)]
+struct GameBoard<'a> {
+    _labels: Vec<String>,
+    board: Vec<Vec<Crate<'a>>>,
+}
+
+impl<'a> GameBoard<'a> {
+    pub fn game1_move(&mut self, m: &GameMove) {
+        let v = &mut Vec::new();
+        let work = self.board.get_mut(m.from - 1).unwrap();
+        for _ in 0..m.quantity {
+            v.push(work.pop().unwrap());
+        }
+        let work = self.board.get_mut(m.to - 1).unwrap();
+        for _ in 0..m.quantity {
+            work.append(v);
+        }
+    }
+    pub fn game2_move(&mut self, m: &GameMove) {
+        let v = &mut Vec::new();
+        let work = self.board.get_mut(m.from - 1).unwrap();
+        for _ in 0..m.quantity {
+            v.push(work.pop().unwrap());
+        }
+        v.reverse();
+        let work = self.board.get_mut(m.to - 1).unwrap();
+        for _ in 0..m.quantity {
+            work.append(v);
+        }
+    }
+    fn get_tops(&self) -> String {
+        self.board
+            .iter()
+            .map(|x| x.last().unwrap().label.clone())
+            .fold(String::new(), |acc, x| acc + x)
+    }
+}
+
+impl<'a> Parser<&'a str, Self, Error<&'a str>> for GameBoard<'a> {
+    fn parse(&mut self, input: &'a str) -> nom::IResult<&'a str, Self, Error<&'a str>> {
+        let (input, crates) = separated_list1(
+            newline,
+            separated_list1(
+                tag(" "),
+                alt((tag("   ").map(|_| None), Crate::default().map(Some))),
+            ),
+        )(input)?;
+        let (input, _) = newline(input)?;
+        let (input, labels) = separated_list1(
+            tag(" "),
+            delimited(tag(" "), complete::u8.map(|x| x.to_string()), tag(" ")),
+        )(input)?;
+        let (input, _) = newline(input)?;
+        //self._labels = labels;
+        let mut board = vec![Vec::new(); crates[0].len()];
+        for cols in crates {
+            for (col, c) in cols.iter().enumerate() {
+                if c.is_none() {
+                    continue;
+                }
+                board[col].push(c.unwrap());
+            }
+        }
+        board.iter_mut().for_each(|col| col.reverse());
+        self.board = board;
+        let b = GameBoard {
+            _labels: labels,
+            board: self.board.clone(),
+        };
+        Ok((input, b))
+    }
+}
+
+fn parse_input(input: &str) -> nom::IResult<&str, (GameBoard, Vec<GameMove>)> {
+    separated_pair(
+        GameBoard::default(),
+        newline,
+        separated_list1(newline, GameMove::default()),
+    )(input)
+}
+
+fn part1(input: &str) -> String {
+    let (_, (mut board, moves)) = parse_input(input).unwrap();
+    for m in moves {
+        board.game1_move(&m);
+    }
+    board.get_tops()
+}
+
+fn part2(input: &str) -> String {
+    let (_, (mut board, moves)) = parse_input(input).unwrap();
+    for m in moves {
+        board.game2_move(&m);
+    }
+    board.get_tops()
+}
+
+fn main() {
+    //Read in file
+    let file = fs::read_to_string("input").unwrap();
+
+    //read in the parts of the file
+
+    println!("Part 1: {}", part1(&file));
+    println!("Part 2: {}", part2(&file));
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+    const INPUT: &str = "    [D]    
+[N] [C]    
+[Z] [M] [P]
+ 1   2   3 
+
+move 1 from 2 to 1
+move 3 from 1 to 3
+move 2 from 2 to 1
+move 1 from 1 to 2";
+
+    #[test]
+    fn part1_works() {
+        assert_eq!(part1(INPUT), "CMZ");
+    }
+
+    #[test]
+    fn part2_works() {
+        assert_eq!(part2(INPUT), "MCD");
+    }
+}