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Tokenizing input

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day_5_part_2_broken
Joey Pollack 2 years ago
parent e17c9b7b1e
commit c43342df1d
8 changed files with 387 additions and 0 deletions
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17
.vscode/launch.json vendored
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{
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
"version": "0.2.0",
"configurations": [
{
"type": "lldb",
"request": "launch",
"name": "Debug",
"program": "${workspaceFolder}/day_2/target/debug/day_2",
"args": [],
"cwd": "${workspaceFolder}/day_2/target/debug"
}
]
}

1
day_2/.gitignore vendored
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/target

7
day_2/Cargo.lock generated
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "day_2"
version = "0.1.0"

8
day_2/Cargo.toml
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[package]
name = "day_2"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

21
day_2/build.rs
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use std::{env, fs, path::Path};
fn main()
{
let out_path = format!("target/{}", &env::var("PROFILE").unwrap());
let out_path = Path::new(&out_path);
let out_path_data = out_path.join(Path::new("data"));
if !out_path_data.exists()
{
fs::create_dir(&out_path_data).expect(&format!("Could not create data directory at: {}", out_path_data.to_string_lossy()));
}
for file in fs::read_dir("data").unwrap()
{
let file = file.unwrap();
let dest = out_path.join(file.path());
fs::copy(file.path(), &dest).expect(&format!("Could not copy file {} to {}", file.path().to_string_lossy(), dest.to_string_lossy()));
}
}

100
day_2/data/input
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Game 1: 10 green, 9 blue, 1 red; 1 red, 7 green; 11 green, 6 blue; 8 blue, 12 green
Game 2: 11 red, 7 green, 3 blue; 1 blue, 8 green, 5 red; 2 red, 12 green, 1 blue; 10 green, 5 blue, 7 red
Game 3: 2 red, 7 green, 1 blue; 1 blue, 8 red; 7 green, 19 red, 5 blue; 1 blue, 10 green, 18 red; 10 red, 6 blue, 4 green
Game 4: 2 blue, 5 green, 2 red; 7 red, 3 green; 3 blue, 2 red; 16 green, 2 blue
Game 5: 1 blue, 9 red; 5 blue, 9 green, 6 red; 8 red, 10 blue, 3 green; 3 red, 13 green, 4 blue; 5 green, 9 red, 6 blue; 4 green, 8 red, 7 blue
Game 6: 1 red, 2 green; 2 red, 1 blue; 5 red, 10 green, 2 blue; 1 blue, 2 green, 3 red; 1 red, 6 green
Game 7: 9 blue, 14 green, 5 red; 10 green, 8 blue, 2 red; 20 green, 1 red; 4 blue, 17 green, 4 red
Game 8: 16 blue, 16 green, 8 red; 16 blue, 6 red, 10 green; 13 blue, 8 green, 16 red; 10 red, 13 green, 13 blue
Game 9: 8 blue, 10 green, 4 red; 18 green, 14 blue, 12 red; 4 green, 10 blue, 17 red; 16 red, 6 blue, 5 green; 11 red, 9 blue; 16 green, 13 red, 7 blue
Game 10: 5 green, 2 red, 13 blue; 3 red, 2 green, 17 blue; 3 green, 12 blue, 15 red; 7 blue, 14 red; 3 red, 4 green, 17 blue
Game 11: 8 green, 10 blue, 15 red; 11 blue, 4 green, 3 red; 10 blue, 4 green, 5 red; 7 blue, 1 green, 4 red; 2 red, 9 blue; 18 red, 8 green, 2 blue
Game 12: 16 red, 10 green; 12 red, 8 blue, 3 green; 8 red, 10 green, 7 blue; 10 green, 12 red
Game 13: 5 green, 2 red; 13 blue, 4 green, 4 red; 8 blue, 4 green
Game 14: 9 green, 3 red, 1 blue; 1 blue, 3 red, 1 green; 6 green; 3 green, 5 red; 1 blue, 4 red
Game 15: 13 red, 2 blue, 7 green; 6 green, 4 red, 7 blue; 8 blue, 11 red, 4 green; 1 green, 7 blue, 10 red; 3 blue, 9 green, 6 red; 6 green, 11 red, 1 blue
Game 16: 1 red, 14 green; 4 green, 1 blue, 4 red; 3 red, 1 blue, 5 green; 5 red, 1 blue, 14 green; 1 blue, 1 red, 12 green; 6 red, 14 green, 1 blue
Game 17: 14 green, 14 red; 19 green, 3 blue, 10 red; 4 green, 10 red, 1 blue
Game 18: 9 green, 1 blue, 12 red; 1 green, 10 red; 1 blue, 3 red
Game 19: 6 blue, 3 red, 3 green; 12 blue; 11 red, 14 blue, 3 green; 14 blue, 13 red, 1 green; 5 blue, 9 red
Game 20: 10 blue, 11 green, 3 red; 2 red, 16 green; 6 blue, 16 green, 4 red; 14 green, 7 red, 1 blue; 5 red, 9 blue, 11 green
Game 21: 1 red; 4 red; 2 red, 2 green, 1 blue
Game 22: 11 green, 3 blue, 3 red; 12 blue, 6 green; 1 red, 5 blue, 1 green; 9 blue, 6 green; 10 green, 1 red, 8 blue
Game 23: 13 blue, 3 green; 3 red, 5 green, 6 blue; 2 red, 11 green, 9 blue
Game 24: 1 blue, 1 green; 1 blue; 1 red
Game 25: 7 red, 1 green, 14 blue; 17 blue, 4 red, 6 green; 7 blue, 5 red; 2 red, 6 green, 20 blue
Game 26: 10 green, 8 red, 11 blue; 13 green, 2 blue, 4 red; 1 blue, 6 green, 9 red
Game 27: 9 green, 1 blue, 6 red; 7 red, 14 green; 13 green, 2 red; 2 red, 13 green; 2 green, 7 red
Game 28: 10 red, 6 green; 7 green, 11 red, 1 blue; 8 red, 5 green; 10 green, 13 red; 17 red, 3 green
Game 29: 4 blue, 3 red, 13 green; 9 green, 2 red, 1 blue; 11 green, 5 blue, 2 red; 1 blue, 7 green, 2 red; 4 blue, 1 red, 12 green
Game 30: 6 blue, 1 green, 3 red; 1 green, 3 red, 1 blue; 6 green, 2 red, 2 blue
Game 31: 11 red; 5 red, 2 green; 3 green, 6 red, 1 blue; 1 green, 18 red; 2 green, 14 red
Game 32: 11 blue, 12 green, 11 red; 5 red, 14 blue, 5 green; 5 blue, 7 green, 18 red
Game 33: 8 blue, 4 green, 11 red; 14 blue, 11 red, 3 green; 3 green, 1 blue; 17 red, 2 green, 9 blue; 7 green, 7 blue, 3 red; 2 green, 3 red, 7 blue
Game 34: 1 blue, 17 green; 2 blue, 1 red, 10 green; 10 green, 1 red; 6 green, 1 red, 1 blue; 2 green, 2 blue, 1 red
Game 35: 1 blue, 5 red, 5 green; 4 blue, 3 green, 8 red; 5 green, 14 blue; 5 green, 4 blue, 14 red
Game 36: 13 green, 7 red, 2 blue; 2 red, 2 green; 1 red, 12 green; 7 green, 8 red
Game 37: 11 red, 4 green, 1 blue; 12 red, 3 green, 5 blue; 1 blue, 12 red, 1 green; 9 red, 10 green; 7 red, 2 blue, 5 green; 7 green, 1 red, 4 blue
Game 38: 14 red, 20 blue, 6 green; 14 red, 12 green, 13 blue; 10 green, 10 red, 9 blue; 9 green, 9 blue, 15 red
Game 39: 4 blue; 8 green, 7 blue; 12 green, 2 blue, 5 red; 2 blue, 3 green, 3 red; 5 red, 1 green, 1 blue; 6 red, 1 blue
Game 40: 7 green, 10 red, 3 blue; 2 blue, 1 red, 7 green; 2 red, 5 blue, 11 green; 4 blue, 12 red, 6 green; 13 green, 7 blue, 9 red; 14 blue, 7 green, 8 red
Game 41: 14 red, 17 blue, 3 green; 18 blue, 4 green, 17 red; 2 green, 17 red, 8 blue; 7 green, 13 blue, 6 red
Game 42: 1 blue, 16 green; 14 green; 17 blue, 4 green, 7 red; 6 red, 7 blue, 8 green
Game 43: 8 red, 15 blue; 8 red, 1 green, 11 blue; 17 blue, 3 red
Game 44: 10 red, 2 green, 11 blue; 8 green, 4 blue, 6 red; 6 green, 2 blue, 10 red; 1 blue, 12 red, 7 green
Game 45: 1 blue, 4 red, 4 green; 2 red, 5 green; 3 green, 6 blue, 1 red; 12 blue, 1 red, 2 green
Game 46: 2 blue; 1 red, 4 blue; 2 blue, 15 red; 3 blue, 4 green, 5 red; 4 green, 13 red; 1 blue, 3 green, 9 red
Game 47: 13 blue, 2 green, 2 red; 2 green, 12 blue, 3 red; 2 green, 1 blue
Game 48: 1 blue, 4 green, 11 red; 2 blue, 5 red, 8 green; 6 red
Game 49: 1 red, 10 green; 3 green, 8 blue, 5 red; 7 red, 5 green, 7 blue
Game 50: 12 blue, 5 green, 1 red; 7 blue, 2 red; 12 blue, 3 green; 16 blue; 1 blue, 3 green; 2 red, 14 blue, 11 green
Game 51: 6 blue, 15 red, 1 green; 15 red, 2 blue, 1 green; 12 red, 2 green
Game 52: 5 green, 11 blue, 5 red; 18 green, 4 red, 10 blue; 14 green, 8 blue, 8 red; 2 red, 9 green, 11 blue; 9 blue, 5 red, 10 green
Game 53: 1 red, 1 green; 2 green, 1 red, 2 blue; 2 green, 1 blue
Game 54: 4 blue, 3 red, 7 green; 4 blue, 13 green; 1 red, 2 green, 7 blue; 5 blue, 5 red, 17 green
Game 55: 8 red, 11 green, 11 blue; 1 green, 15 blue, 6 red; 7 red, 8 blue, 11 green; 2 green, 1 red, 11 blue; 11 blue, 3 red; 3 red, 7 blue, 10 green
Game 56: 13 blue, 3 green; 1 red, 1 green, 7 blue; 17 blue, 2 red; 3 blue, 4 green, 4 red
Game 57: 9 green, 11 blue, 12 red; 13 red, 6 green, 1 blue; 4 blue, 1 green, 14 red; 11 red, 6 blue, 3 green
Game 58: 7 green, 2 blue, 6 red; 1 red, 4 green; 1 blue, 8 green, 10 red
Game 59: 3 green, 11 red, 3 blue; 1 blue, 5 red, 8 green; 10 green, 9 red; 5 green, 5 red, 1 blue; 4 green, 8 blue; 13 green
Game 60: 2 blue, 11 green, 7 red; 5 red, 9 green, 2 blue; 3 blue, 2 red, 8 green; 6 red, 2 blue, 9 green; 5 red, 4 green, 2 blue; 6 red, 5 blue, 11 green
Game 61: 7 blue, 5 green, 8 red; 12 blue, 1 red, 11 green; 15 blue, 14 red, 15 green; 14 red, 7 blue, 6 green; 9 blue; 3 green, 10 blue, 11 red
Game 62: 8 red, 1 blue, 1 green; 2 red, 1 blue, 8 green; 11 blue, 15 red, 4 green; 1 red, 5 green, 2 blue; 15 green, 11 blue, 12 red
Game 63: 6 red, 3 green, 7 blue; 8 red, 2 green; 4 green, 3 red, 4 blue; 6 blue, 3 red, 10 green; 4 blue, 6 red, 9 green; 8 blue, 10 green, 5 red
Game 64: 1 blue, 9 red, 1 green; 17 red, 3 blue; 8 red, 2 green; 12 red, 8 blue
Game 65: 15 blue, 2 red; 1 green, 14 blue; 10 green, 1 red, 10 blue; 10 green, 1 red, 12 blue; 13 blue, 1 green
Game 66: 18 green, 3 red, 7 blue; 19 blue, 2 red; 5 red, 8 blue, 11 green; 1 red, 15 blue, 12 green; 13 blue, 6 green; 12 blue, 6 green
Game 67: 1 blue, 2 green, 6 red; 7 red, 5 blue; 9 red, 13 blue, 5 green; 4 green, 4 blue, 5 red; 11 blue, 7 red; 3 blue, 9 red
Game 68: 2 blue, 8 green, 16 red; 11 green, 13 blue; 6 red, 7 green, 1 blue; 4 green, 7 red, 8 blue
Game 69: 7 green, 3 blue, 5 red; 11 green, 4 blue; 1 red, 15 green, 10 blue; 8 green, 12 blue, 4 red
Game 70: 8 blue, 8 green; 4 blue, 1 red, 6 green; 1 green, 1 blue; 7 green, 4 blue
Game 71: 7 red, 13 blue, 4 green; 2 blue, 11 red, 9 green; 14 blue, 6 green, 2 red; 10 red, 6 blue, 10 green
Game 72: 1 blue, 9 green, 1 red; 4 blue, 6 green, 1 red; 1 red, 3 green, 3 blue; 10 green, 3 blue, 2 red; 3 blue, 1 red, 1 green; 3 green, 1 red, 3 blue
Game 73: 4 green, 15 red, 6 blue; 1 green, 12 red; 2 green, 16 red; 1 green, 12 red, 2 blue; 6 red, 4 green, 2 blue; 19 red, 3 blue, 2 green
Game 74: 14 green, 2 blue, 3 red; 13 green, 4 red; 3 green, 4 blue; 3 blue, 3 red; 2 red, 12 green; 3 blue, 3 green
Game 75: 13 red, 10 blue, 1 green; 14 blue, 9 red, 2 green; 8 blue; 1 green, 13 red, 11 blue
Game 76: 2 red, 8 blue, 12 green; 11 green, 2 red; 2 red, 2 blue, 10 green; 5 blue, 2 green; 3 red, 11 green, 8 blue
Game 77: 4 blue, 8 red, 14 green; 15 green, 12 red, 5 blue; 8 red, 5 green, 1 blue
Game 78: 8 red, 19 blue, 4 green; 18 blue, 2 red; 12 blue, 4 green, 8 red; 17 blue, 2 green, 9 red; 9 red, 10 blue, 1 green; 6 green, 9 blue, 1 red
Game 79: 1 blue, 11 red, 2 green; 2 red, 2 green, 6 blue; 11 red, 2 blue, 2 green; 11 red, 2 green, 4 blue
Game 80: 1 red, 9 blue; 1 red, 5 blue, 8 green; 5 green, 1 red, 4 blue; 2 green, 9 blue, 1 red; 7 blue, 1 green, 1 red
Game 81: 1 green, 1 blue, 7 red; 3 blue, 7 green, 6 red; 5 green; 3 blue; 3 red, 4 blue, 1 green; 5 red, 9 green
Game 82: 12 blue, 4 red, 4 green; 7 red, 4 blue; 3 green, 10 red, 3 blue; 6 blue, 13 red; 4 blue, 5 red, 1 green
Game 83: 1 red, 1 green, 18 blue; 20 blue, 16 red, 1 green; 17 blue, 12 red; 1 green, 9 blue, 7 red
Game 84: 6 blue, 7 green, 6 red; 6 red, 10 green, 1 blue; 5 red, 8 green; 13 green, 2 red, 7 blue
Game 85: 1 blue, 7 red, 11 green; 1 red; 8 red, 10 green, 4 blue; 4 red, 11 green, 1 blue; 1 blue, 6 green
Game 86: 9 green, 2 blue; 3 red, 1 green, 2 blue; 1 green, 5 blue, 9 red; 1 blue, 2 green; 9 red, 1 green, 4 blue
Game 87: 15 red, 1 green, 16 blue; 1 green, 6 red, 17 blue; 7 red, 1 green, 3 blue; 8 red, 3 blue, 1 green; 15 red, 1 green
Game 88: 7 green, 3 red, 10 blue; 8 blue, 8 red, 3 green; 18 green, 1 blue, 7 red; 8 red, 7 green, 10 blue
Game 89: 5 red, 16 blue; 7 blue; 5 blue, 4 red; 3 blue, 4 green, 6 red; 1 red, 2 green, 16 blue
Game 90: 19 blue, 5 green, 4 red; 2 green, 20 blue, 1 red; 18 blue
Game 91: 10 red, 11 blue, 1 green; 18 red, 12 blue; 11 blue, 10 red
Game 92: 3 green, 1 blue; 8 red, 5 green; 10 red, 3 green
Game 93: 5 green, 1 blue, 5 red; 1 blue, 2 red, 7 green; 2 green, 6 red, 1 blue; 7 green, 1 blue, 2 red; 6 red, 1 green
Game 94: 3 red, 6 blue, 2 green; 5 blue, 9 red; 11 blue, 5 red, 2 green; 2 green, 3 red, 14 blue; 5 red, 13 blue; 6 blue, 2 green, 8 red
Game 95: 4 red, 3 green, 17 blue; 1 red, 5 green, 4 blue; 15 blue, 11 green; 5 green, 1 red, 4 blue; 11 blue, 2 green, 17 red
Game 96: 3 red, 20 blue, 18 green; 1 red, 1 blue, 20 green; 18 blue, 4 green, 8 red
Game 97: 11 green; 7 red, 8 green, 2 blue; 4 green, 17 red; 4 green, 7 red; 14 green, 18 red, 2 blue
Game 98: 2 blue, 7 green, 1 red; 9 green, 10 red, 5 blue; 13 blue, 10 red, 8 green; 8 green, 11 red, 12 blue; 5 blue, 4 green, 2 red
Game 99: 2 blue, 13 green; 1 blue; 1 red, 2 blue, 2 green; 1 red, 1 blue
Game 100: 1 red, 14 green; 17 green, 12 red; 3 green, 7 red, 3 blue; 4 green, 13 red, 3 blue; 5 green, 11 red, 5 blue

5
day_2/data/test_input
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Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue
Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red
Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red
Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green

228
day_2/src/main.rs
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use std::{fs::File, path::Path, io::Read};
// #[derive(Clone, Copy, Debug)]
// enum CubeType
// {
// RED,
// GREEN,
// BLUE,
// }
#[derive(Clone, Copy, Debug)]
enum TokenType
{
Number,
Colon,
Comma,
Semicolon,
Game,
CubeBlue,
CubeRed,
CubeGreen
}
#[derive(Clone, Copy, Debug)]
struct DataToken
{
ttype: TokenType,
value: u32,
}
#[derive(Clone, Copy, Debug)]
struct CubeSample
{
red: u32,
green: u32,
blue: u32
}
impl CubeSample
{
fn new() -> CubeSample
{
CubeSample { red: 0, green: 0, blue: 0 }
}
}
fn main()
{
let input = load_data("data/test_input");
let tokens = tokenize_data(&input);
println!("TOKENS:\n\t{:#?}", tokens);
}
fn parse_games(game_data: &str) -> Vec<Vec<CubeSample>>
{
let tokens = tokenize_data(game_data);
// Format:
// Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green
// let mut current = 0;
// let mut prev = usize::MAX;
// let mut games: Vec<Vec<CubeSample>> = Vec::new();
// while current < tokens.len()
// {
// let mut last_num = 0;
// match tokens[current].ttype
// {
// TokenType::GAME => games.push(Vec::new()),
// TokenType::COLON => (), // Ignore ID since the index will match this value - 1
// TokenType::COMMA => (), // Don't need to handle the commas either
// TokenType::NUMBER => last_num = tokens[current].value,
// }
// prev = current;
// current += 1;
// }
vec![]
}
fn tokenize_data(game_data: &str) -> Vec<DataToken>
{
let game_data = game_data.to_lowercase();
let game_data = game_data.as_bytes();
let mut tokens: Vec<DataToken> = vec![];
let mut line_count = 0;
let mut idx = 0;
while idx < game_data.len()
{
match game_data[idx]
{
// GAME and GREEN TOKEN
b'g' =>
{
if game_data[idx + 1] == b'a'
&& game_data[idx + 2] == b'm'
&& game_data[idx + 3] == b'e'
{
tokens.push(DataToken{ ttype: TokenType::Game, value: 0 });
idx += 3;
}
else if game_data[idx + 1] == b'r'
&& game_data[idx + 2] == b'e'
&& game_data[idx + 3] == b'e'
&& game_data[idx + 4] == b'n'
{
tokens.push(DataToken{ ttype: TokenType::CubeGreen, value: 0 });
idx += 4;
}
else
{
panic!("Invalid token found on line {}: {}{}{}{}", line_count, game_data[idx], game_data[idx + 1], game_data[idx + 1], game_data[idx + 1])
}
}
// RED
b'r' =>
{
if game_data[idx + 1] == b'e'
&& game_data[idx + 2] == b'd'
{
tokens.push(DataToken{ ttype: TokenType::CubeRed, value: 0 });
idx += 2;
}
else
{
panic!("Invalid token found on line {}: {}{}{}", line_count, game_data[idx], game_data[idx + 1], game_data[idx + 1])
}
}
// BLUE
b'b' =>
{
if game_data[idx + 1] == b'l'
&& game_data[idx + 2] == b'u'
&& game_data[idx + 3] == b'e'
{
tokens.push(DataToken{ ttype: TokenType::CubeBlue, value: 0 });
idx += 3;
}
else
{
panic!("Invalid token found on line {}: {}{}{}", line_count, game_data[idx], game_data[idx + 1], game_data[idx + 1])
}
}
// COLON
b':' =>
{
tokens.push(DataToken { ttype: TokenType::Colon, value: 0 });
}
// COMMA
b',' =>
{
tokens.push(DataToken { ttype: TokenType::Comma, value: 0 });
}
// SEMICOLON
b';' =>
{
tokens.push(DataToken { ttype: TokenType::Semicolon, value: 0 });
}
// NUMBER
b'0'..=b'9' =>
{
let mut num: String = String::new();
while game_data[idx] >= b'0' && game_data[idx] <= b'9'
{
num.push(game_data[idx] as char);
idx += 1;
}
idx -= 1; // The loop left the idx pointing to the byte after the number, need to do this so we don't skip it (with the idx += 1 at the end of the loop)
let num = num.parse::<u32>().expect(&format!("Failed to parse number: {} on line: {}", num, line_count));
tokens.push(DataToken { ttype: TokenType::Number, value: num });
}
// HANDLE WHITE SPACE
b'\r' => (),
b'\n' => line_count += 1,
b' ' => (),
b'\t' =>(),
// UNKNOWN TOKEN
_ => { panic!("FAILED TO TOKENIZE DATA! Unknown token on line {}: {}", line_count, game_data[idx] as char) }
}
idx += 1;
}
tokens
}
fn game_is_possible(game_data: &Vec<CubeSample>, cubes: CubeSample) -> bool
{
false
}
fn load_data(file_name: &str) -> String
{
let mut file = match File::open(Path::new(file_name))
{
Ok(file) => file,
Err(why) => panic!("Could not open file {}: {}", Path::new(file_name).display(), why),
};
let mut s = String::new();
let file_contents = match file.read_to_string(&mut s)
{
Err(why) => panic!("couldn't read {}: {}", Path::new(file_name).display(), why),
Ok(_) => s,
};
return file_contents;
}
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