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compare: Schwarztee:3a99e2c2ad698ecf1c414311de1dd709b0d79982
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Author SHA1 Message Date
Max Hohlfeld
3a99e2c2ad feat: 2023 day three 2023-12-07 20:30:03 +01:00
Max Hohlfeld
872dbf6a86 feat: 2023 day two 2023-12-02 22:04:04 +01:00
6 changed files with 554 additions and 0 deletions
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100
src/aoc2023/day02/input.txt Normal file
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Game 1: 1 red, 3 blue, 11 green; 1 blue, 5 red; 3 blue, 5 green, 13 red; 6 red, 1 blue, 4 green; 16 red, 12 green
Game 2: 3 red, 13 blue, 5 green; 14 green, 14 blue; 9 blue, 10 green, 3 red; 2 green, 5 blue; 11 green, 3 blue, 3 red; 16 blue, 2 red, 9 green
Game 3: 17 blue, 5 red; 3 red, 11 green, 17 blue; 1 red, 6 blue, 9 green; 3 blue, 11 green, 1 red; 3 green, 10 red, 11 blue; 12 red, 3 green, 15 blue
Game 4: 14 green, 14 red, 1 blue; 15 red, 13 green, 1 blue; 6 green, 15 red; 7 green
Game 5: 3 green, 1 blue, 3 red; 6 red, 2 green, 2 blue; 12 red, 3 green, 1 blue; 2 green, 9 red; 1 blue; 2 blue, 10 red
Game 6: 5 blue, 5 green; 4 blue, 1 red, 10 green; 16 green, 1 red, 6 blue; 1 red, 1 blue, 13 green; 1 red, 5 blue, 7 green; 14 green, 17 blue
Game 7: 1 green, 8 blue, 4 red; 1 green, 4 blue, 4 red; 6 blue, 4 red, 4 green; 1 red, 8 green
Game 8: 2 red, 5 blue, 1 green; 1 blue, 4 red, 8 green; 6 blue, 12 green, 6 red; 3 blue, 5 red; 8 red, 2 blue, 13 green; 5 green, 4 red, 3 blue
Game 9: 11 red; 1 green, 2 red, 2 blue; 1 blue, 2 green, 9 red; 4 red, 2 green, 2 blue; 1 blue, 2 green; 1 blue, 9 red, 2 green
Game 10: 9 red, 4 green; 1 blue, 3 red, 7 green; 3 green, 1 red, 1 blue; 7 green, 4 red, 1 blue; 1 blue, 5 green, 10 red; 1 red, 5 green
Game 11: 2 blue, 4 red, 3 green; 1 blue, 7 red; 4 green, 7 red, 1 blue; 3 blue, 6 green, 4 red; 3 red, 1 green, 3 blue
Game 12: 1 green, 6 red, 5 blue; 3 green, 2 red, 4 blue; 3 green, 1 red, 3 blue
Game 13: 6 green, 1 red, 9 blue; 11 red, 4 blue, 12 green; 6 green, 9 red, 19 blue; 2 green, 6 blue; 10 green, 1 red, 16 blue; 4 green, 14 blue
Game 14: 7 blue, 2 red; 1 green, 2 red, 19 blue; 12 blue, 6 green, 11 red
Game 15: 4 red, 4 green, 7 blue; 15 blue, 1 green, 8 red; 2 red, 10 green, 11 blue; 5 red, 4 blue, 6 green; 9 red, 8 blue, 3 green; 9 blue, 9 red
Game 16: 7 red, 2 blue, 19 green; 6 blue, 9 green; 8 green, 6 red, 19 blue; 11 green, 7 red, 1 blue; 9 blue, 3 red, 17 green
Game 17: 3 blue, 4 green, 5 red; 2 red, 4 green, 11 blue; 6 blue, 13 green; 3 blue, 12 green, 7 red
Game 18: 9 red, 6 blue, 7 green; 3 green, 3 blue, 5 red; 18 red, 6 blue, 4 green; 3 green, 10 red, 8 blue
Game 19: 3 red, 6 green; 1 red, 5 green, 4 blue; 3 red, 14 blue
Game 20: 2 green, 2 blue, 4 red; 14 red, 6 blue, 5 green; 1 blue, 5 red, 3 green; 10 red, 6 green, 6 blue
Game 21: 10 blue, 12 green, 3 red; 1 green, 14 red; 5 blue, 7 green; 12 blue, 1 red, 13 green; 7 red, 4 green
Game 22: 2 red, 1 blue; 1 red, 2 blue; 1 red, 1 green, 3 blue; 3 blue; 1 red; 1 green, 2 red
Game 23: 4 blue, 4 green, 1 red; 3 blue, 1 red, 6 green; 1 red, 1 blue
Game 24: 5 blue, 15 green, 13 red; 20 green, 13 blue, 6 red; 5 blue, 11 red, 16 green; 6 red, 5 blue, 13 green; 12 blue, 13 green, 3 red
Game 25: 10 blue, 17 red; 12 red, 16 blue, 3 green; 4 green, 12 blue, 10 red; 8 blue, 3 green, 10 red; 5 green, 2 red, 12 blue
Game 26: 11 red, 9 blue; 3 blue, 3 red, 3 green; 10 blue, 3 green, 4 red; 1 green, 4 blue, 9 red; 5 green, 1 red, 7 blue; 1 red, 3 blue, 3 green
Game 27: 1 green, 12 red, 4 blue; 5 red, 2 green, 1 blue; 3 green, 6 blue, 10 red; 1 green, 4 red, 3 blue
Game 28: 6 blue; 2 green; 2 green, 8 blue, 1 red; 2 green, 2 blue; 6 blue, 8 green; 9 green, 5 blue
Game 29: 1 green, 9 blue, 9 red; 13 green, 4 red, 9 blue; 3 green, 8 blue, 15 red; 15 green, 18 blue, 3 red; 16 green, 10 red; 16 green, 12 blue, 16 red
Game 30: 14 blue, 4 green, 1 red; 7 red, 14 blue; 2 blue, 4 red, 1 green
Game 31: 2 red, 14 green, 3 blue; 3 blue, 3 green, 4 red; 8 blue, 4 red, 1 green; 8 green, 3 blue; 10 blue, 1 red, 11 green; 13 green, 2 red, 3 blue
Game 32: 8 blue, 16 red; 2 green, 8 blue, 16 red; 16 blue, 4 green, 17 red; 2 red, 5 green, 4 blue
Game 33: 2 red, 2 green, 1 blue; 5 red, 1 blue; 8 green, 14 red
Game 34: 4 red, 4 green; 9 green; 1 blue, 16 green; 1 blue, 5 red, 9 green; 2 red, 15 green, 1 blue
Game 35: 1 green, 5 red; 1 green, 15 red, 13 blue; 2 red, 13 blue, 17 green; 9 blue, 3 red, 11 green; 7 green, 8 blue, 14 red
Game 36: 19 green; 3 green, 1 blue, 1 red; 1 green, 8 blue; 13 green, 5 red, 5 blue
Game 37: 12 red, 7 green, 3 blue; 12 blue, 10 red, 9 green; 17 green, 8 red, 13 blue; 9 blue, 9 green, 8 red; 4 red, 13 green, 13 blue; 15 green, 12 red, 14 blue
Game 38: 5 blue, 1 green, 20 red; 1 green, 13 red, 18 blue; 17 blue, 9 red, 10 green; 4 blue, 4 red, 12 green; 12 blue, 12 red, 6 green; 12 green, 13 red, 2 blue
Game 39: 7 blue, 6 red, 2 green; 6 blue, 1 red; 7 blue, 1 red
Game 40: 1 blue, 3 red; 15 blue, 1 green; 1 green, 16 red, 2 blue
Game 41: 2 blue, 4 green; 8 green, 3 red; 2 blue, 9 red, 4 green; 4 red, 3 blue, 10 green; 5 green, 3 blue, 2 red
Game 42: 7 green, 2 blue, 1 red; 8 green, 4 red; 5 blue, 1 red, 3 green
Game 43: 3 red, 1 blue; 1 blue, 2 green, 2 red; 1 red, 2 blue; 3 blue
Game 44: 3 green, 14 blue, 1 red; 16 blue, 5 red, 11 green; 12 green, 1 blue; 13 blue, 1 red; 5 blue, 2 red, 6 green; 3 blue, 5 red, 11 green
Game 45: 7 blue, 1 red; 1 red, 3 blue; 3 green, 14 blue, 1 red; 4 blue, 3 green, 1 red; 15 blue, 1 red, 3 green
Game 46: 15 red, 4 blue; 15 red, 11 blue, 3 green; 14 red, 2 green, 2 blue; 14 red, 8 blue, 3 green; 4 red, 1 blue
Game 47: 4 green, 2 blue, 3 red; 8 red, 2 green, 18 blue; 1 green, 17 blue, 1 red
Game 48: 2 green, 4 red, 2 blue; 15 blue, 16 red, 5 green; 14 blue, 2 green, 10 red; 3 green, 13 red, 6 blue; 8 green, 4 red, 12 blue; 15 red, 3 green, 9 blue
Game 49: 1 green, 6 red, 7 blue; 1 blue, 9 green, 9 red; 4 green, 8 red; 9 blue, 1 red, 14 green; 2 blue, 9 red
Game 50: 3 red, 10 blue, 14 green; 2 red, 9 blue, 7 green; 4 blue, 12 green; 1 red, 4 green, 5 blue
Game 51: 2 green, 6 blue; 1 green, 10 blue, 1 red; 3 blue, 2 green
Game 52: 1 green, 4 red, 1 blue; 3 red, 5 green, 4 blue; 1 blue, 3 red, 5 green; 1 red, 1 green, 1 blue; 12 green, 2 red, 4 blue; 10 blue, 7 green, 1 red
Game 53: 12 red, 1 blue; 8 red, 11 blue, 11 green; 8 red, 6 blue, 13 green; 11 blue, 11 red, 16 green; 6 red, 9 green, 4 blue
Game 54: 2 red, 8 blue, 15 green; 4 green, 3 blue, 6 red; 12 green, 13 blue, 4 red
Game 55: 1 green, 16 blue, 4 red; 3 red, 1 blue, 1 green; 12 red, 16 blue; 3 red
Game 56: 4 green; 1 red, 4 green; 2 red, 3 blue, 7 green; 2 red, 3 blue, 15 green
Game 57: 17 green; 1 green, 9 blue; 1 red, 1 green, 9 blue
Game 58: 3 green, 8 red, 7 blue; 4 green, 9 blue, 2 red; 1 red, 2 green, 11 blue; 8 blue, 4 green
Game 59: 6 green, 1 red; 4 blue, 6 green; 4 green, 5 blue
Game 60: 3 green, 5 blue, 1 red; 7 green, 5 blue, 16 red; 14 red, 1 green, 1 blue; 7 green, 2 blue; 13 red, 5 green, 5 blue
Game 61: 1 green, 2 blue, 2 red; 2 green; 6 red, 1 blue, 1 green
Game 62: 5 red, 8 blue, 1 green; 1 red, 1 blue; 2 green, 8 blue
Game 63: 2 red, 2 blue, 2 green; 9 blue, 7 green; 1 green, 4 blue; 18 green, 3 blue
Game 64: 13 green, 1 blue, 6 red; 13 green, 15 red, 8 blue; 5 green, 14 red, 4 blue; 2 green, 8 blue, 12 red; 1 blue, 5 red, 13 green; 7 blue, 8 green, 2 red
Game 65: 7 blue, 12 red, 6 green; 11 red, 8 green, 8 blue; 9 red, 7 green, 7 blue; 14 red, 2 blue, 17 green
Game 66: 2 green, 5 red; 7 red, 14 blue; 19 blue, 2 green; 7 blue, 4 green, 6 red
Game 67: 4 green, 17 red, 7 blue; 4 blue, 6 green; 7 green, 7 red, 12 blue; 2 red, 14 blue
Game 68: 1 red, 11 green, 4 blue; 17 blue, 1 red, 10 green; 3 red, 7 green, 1 blue; 7 green, 3 red, 6 blue; 2 red, 3 green; 2 green, 2 red, 4 blue
Game 69: 5 blue, 4 red; 3 red, 11 green, 1 blue; 6 green, 2 blue; 10 green, 4 red, 5 blue; 2 red, 11 green
Game 70: 16 red, 7 blue, 1 green; 14 red, 1 blue, 4 green; 4 red, 4 green; 7 blue, 5 red, 2 green
Game 71: 14 red, 2 blue, 13 green; 7 green, 5 red, 2 blue; 3 blue, 9 green, 11 red; 10 red, 4 blue, 1 green
Game 72: 1 green, 2 red, 6 blue; 4 green, 4 red, 9 blue; 6 green, 8 blue, 1 red; 5 red, 4 green, 9 blue; 15 blue, 2 green, 7 red; 10 blue, 2 green, 10 red
Game 73: 7 green, 6 red, 7 blue; 6 blue, 5 red, 8 green; 5 blue, 5 red
Game 74: 11 red, 1 blue; 2 green, 4 blue, 1 red; 1 green, 2 blue, 11 red; 9 red, 5 blue; 15 red, 10 blue; 9 red, 3 blue
Game 75: 1 blue, 6 red, 9 green; 5 red, 1 blue, 8 green; 2 green, 2 red, 1 blue; 7 red, 1 green; 3 green, 6 red, 2 blue; 1 green, 1 red
Game 76: 16 red, 3 blue, 9 green; 4 blue, 4 green; 5 blue, 1 green, 10 red; 6 blue, 13 red; 1 blue, 2 green, 8 red
Game 77: 4 red, 4 blue; 5 blue, 5 red; 6 red, 3 green
Game 78: 11 green, 1 red; 1 blue, 18 green, 1 red; 6 green, 5 red, 2 blue; 6 red, 1 blue, 15 green; 5 green, 5 red
Game 79: 2 red, 3 green, 13 blue; 7 blue, 5 green; 4 blue, 2 red, 6 green; 6 green, 15 blue
Game 80: 9 green, 2 blue, 1 red; 8 green, 1 red; 1 blue, 7 green; 2 green, 1 blue; 3 green; 5 green, 1 red, 2 blue
Game 81: 2 blue, 8 green, 1 red; 3 green, 1 blue; 6 blue, 1 green; 3 blue, 3 green, 1 red; 2 green, 8 blue; 1 red, 8 blue, 2 green
Game 82: 5 blue, 4 red, 1 green; 9 red, 12 green, 8 blue; 9 red, 6 green, 15 blue; 8 blue, 10 red, 6 green
Game 83: 2 green, 7 blue, 4 red; 2 blue, 11 red, 9 green; 7 red, 7 green, 6 blue; 12 blue, 4 red, 11 green; 11 green, 7 blue; 7 green, 5 red, 2 blue
Game 84: 9 red, 1 blue, 7 green; 5 red, 5 green; 4 green, 4 blue; 4 green, 5 red
Game 85: 5 green, 13 red, 11 blue; 5 blue, 19 green, 15 red; 17 red, 3 green, 8 blue; 13 green, 10 red; 3 green, 17 red, 11 blue
Game 86: 1 green, 11 blue; 11 blue, 1 green, 8 red; 6 blue, 4 red; 4 blue, 17 red; 1 green, 15 red
Game 87: 3 green, 8 red, 6 blue; 6 red, 13 green, 1 blue; 4 blue, 8 red, 8 green
Game 88: 5 green, 5 blue; 3 green, 10 blue, 2 red; 6 blue, 7 red, 1 green; 5 green, 3 red, 11 blue; 8 red, 4 green, 6 blue
Game 89: 5 green, 10 blue, 12 red; 1 green, 13 red, 8 blue; 4 red, 11 green, 12 blue
Game 90: 4 green, 3 red, 11 blue; 1 green, 12 red, 12 blue; 9 blue, 5 red, 1 green; 2 green, 12 blue, 12 red
Game 91: 5 red, 8 blue, 1 green; 5 green, 3 blue; 9 blue, 7 green, 5 red; 1 green, 3 blue, 6 red; 9 blue, 11 green, 4 red; 2 green, 4 red, 10 blue
Game 92: 11 blue, 1 red, 6 green; 10 blue, 2 red; 4 red, 6 green, 19 blue
Game 93: 1 green, 3 blue, 3 red; 3 red; 5 blue, 3 red; 1 green, 4 red
Game 94: 9 red, 4 blue, 4 green; 1 blue, 6 red, 15 green; 10 red, 5 blue, 1 green; 2 blue, 4 green, 8 red
Game 95: 13 blue, 4 green, 3 red; 15 green, 3 red, 2 blue; 16 green, 8 blue, 2 red
Game 96: 15 blue, 7 green, 3 red; 5 red, 7 green, 17 blue; 6 red, 12 blue; 5 green, 10 blue, 4 red
Game 97: 5 red, 2 green; 8 red; 1 blue, 7 green, 2 red; 7 red, 15 green
Game 98: 6 green, 1 blue, 1 red; 3 green, 3 red; 1 blue, 13 green, 4 red
Game 99: 16 red, 5 blue, 9 green; 2 green, 7 blue, 2 red; 10 blue, 3 green; 9 red, 8 blue, 13 green; 16 green, 13 red, 10 blue
Game 100: 16 blue, 12 red, 3 green; 2 green, 7 blue; 5 blue, 4 green; 10 blue, 6 red, 6 green; 5 red, 12 blue, 2 green; 9 red, 12 blue, 11 green

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src/aoc2023/day02/mod.rs Normal file
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pub fn task_one(input: &str) -> String {
let list = parse_into_game_list(&input);
let mut sum = 0;
// only 12 red cubes, 13 green cubes, and 14 blue cubes
for game in list {
let mut game_possible = true;
for draw in game.draws {
if draw.red > 12 || draw.green > 13 || draw.blue > 14 {
game_possible = false;
break;
}
}
if game_possible {
sum += game.number;
}
}
sum.to_string()
}
pub fn task_two(input: &str) -> String {
let list = parse_into_game_list(&input);
let mut sum = 0;
for game in list {
let mut highest_red = 0;
let mut highest_green = 0;
let mut highest_blue = 0;
for draw in game.draws {
if draw.red > highest_red {
highest_red = draw.red;
}
if draw.green > highest_green {
highest_green = draw.green;
}
if draw.blue > highest_blue {
highest_blue = draw.blue;
}
}
sum += highest_red * highest_green * highest_blue;
}
sum.to_string()
}
struct Game {
draws: Vec<Draw>,
number: u32
}
struct Draw {
red: u32,
green: u32,
blue: u32
}
fn parse_into_game_list(input: &str) -> Vec<Game> {
let mut list = Vec::new();
for line in input.lines() {
let mut game_number = 0;
let mut draws = Vec::new();
// Game 4: 14 green, 14 red, 1 blue; 15 red, 13 green, 1 blue; 6 green, 15 red; 7 green
let mut it = line.split_whitespace();
let mut draw = Draw { red: 0, green: 0, blue: 0 };
while let Some(val) = it.next() {
if val.ends_with(":") {
game_number = val.trim_matches(':').parse().unwrap();
}
let number = val.parse::<u32>();
if number.is_ok() {
let color_and_delimiter = it.next().unwrap();
let x: &[_] = &[';', ','];
let color = color_and_delimiter.trim_matches(x);
match color {
"green" => draw.green = number.unwrap(),
"red" => draw.red = number.unwrap(),
"blue" => draw.blue = number.unwrap(),
_ => panic!("")
}
if color_and_delimiter.ends_with(";") {
draws.push(draw);
draw = Draw { red: 0, green: 0, blue: 0 };
}
}
}
draws.push(draw);
list.push(Game { draws, number: game_number });
}
list
}

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src/aoc2023/day03/input.txt Normal file
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...317..........214.....................................751.................................630...479..205....41.993............416.........
...*....813........%....572........%...629.154......518....*....365..................-.......*.......#.....................422...........661
269.......*...58...........=......264.....*..........*......937.-...........235...303.........848..............195.....154*.........144.-...
........476..@...162.855................$....288...821..............107.....-...........290......../..301.........=...........135..*........
618.............=....*...547...........441....*........................@................*........851....+...................+..*...102.310..
...*961....905......534..$...377...............854...341.342....485.......109....89.995..927..............................90..997......*....
............*...................*.................../.....*......@...........%....*...*.......................+44.....913.........9.....891.
....62......724...592....946.878...854....$.701............480......575.246....119.....54..296.906..684..................*.........*838.....
.................+......*...............478....................469.....*..................*...........+..502..156.........821...........983.
....................315.764..996..571...............=........................804.......&...892....958.....*......*.............61...........
........+...697*.....+.........*...*...........@.448........................*.......322.............*....309..37.602.....775....*...........
32.480..665.....557......+...435..449..691..327....................#....921..535..........755...43...597........................322..7......
......*.....848.........745.............*.......679/............106.......&........404......+....*...................888..750........*......
......93...*....=.............*297......550...........324.597............................................819.....997*......-...734$..588....
.........363..112..754...............&..........723....................14..954.............175....773...*.............&.....................
..................*.......#..........502......../...............606.........@..778*.......#.........*....844...713...743....-.........&.....
............827.895.-539...469...938...../.248.....................*.49............749.............783.........$...+.........33....471......
..............*.................../...517...&......368*710......432...*............................................841.=.................194
.....*491....395.......&481.................../.#...................83................668..181.....698..155*...........981.200..............
...................219.................196.473..224.....=.....733*.......=.........98*.......*.420..........671.....*......*......369.205...
........@......696*....669.....50.....................853.593.........168....@.............802..*...388............3......792........*......
......641............./....62..*...836#.......*169.........@...............872.................416....*.................-...................
..........................#...377..........179.......101........+504.................*554.............947..............447.............830..
243........*902.....#................480*...........+.....*258.........*243.......389.......&....................723.........838...991......
........182.........33..........840......616.733.......756..........290.....................145..119..........................+......&......
..............................................*....807...................777......+..556............@....85#................................
.212.664..3......316..579..462..............435.......*............@....*........36...$........572................703..732........@.........
...........=....@.....*.....*............*.......-..337......656...411.357.373.....................*21....37.........%./.....918...185.387..
...350.................338...161.856..157.906...527...........*............+.........*336.......204............755.............*............
....&...........683...................................801......313............831.230......374.......................383.....940.48.........
...............*........447......635....335......%.........627........44@..........................895....................@.................
....$....958..943.......#...935.%..........*...794......16.*..................+...........100..469........743.*.........529....=.......883..
..308.....*........*776.......*.....*....430............*..562.......895......765.................*.........*..776..........246..921&.......
.........200...............*..1....572................814...........$......#..........138...&....487..668..58.......485.....................
...*845.............935...958.................................667.....%.121.......691.......245.........*..............*........131.........
.........*............*.............=............................*.593.............*..................380........189...219.211......@.......
.....152..783........634...........521.+.......26.............659...............328...%.............................*........$......397.*...
......*.......124..........299..........808.....*........359................424.....%..454..........553.............49..562.....257......723
......641.........24.............576.............975........=..............*.......974.............*...........146......*......../...@......
940.........&....@....221........*.........149.......&...............689....418...........538...................*.....985............526....
.............192.........*816...582...561..+..........915..981%.......*..................*......&8....+.........497..........145............
.........144........$....................@......................425.933....846*824.$...370.342*....375...641..=........927.....*.......160..
............$.......925...67.655....57.............=905..881....@..................585.........746.............224..........224...864...*...
.....872................#..*...$.....*.........#............*...........979....699...................947.........................*.....788..
............949......676..42........340.....694...144......712..296..45...*.......*..............191.@.......889-......=786.....417.........
...........*.................846....................*..160.......*.......403.....347...914.91...=...........................................
.371.=....904.643......816...*...647...$.858.......431..........486..........706......*....-..............961........................698....
......398.....*....252*....591..../..224...$..341...........#................*................956............*...27..............57.....*534
.............363...............................&.............69........163.233.580....113*367..............44...*..................*406.....
...893..457..........91%........................................538.....$......*..............................475....864.......289..........
..........-........................549............909..572.....-..............385.............97.....................=.....159..*...........
...174...............................*...576.875....*.....=...................................*....506..115...............*....856....408...
.....=.......685....58........177.965...-.....*....489......402/..&603.....................357......=..&....84.....451&.810........93...*...
.....................*...87.........................................................447........@............*................-......*...117.
......205.593........298..................................622....955.......34*325......*....965...................604......729....509.......
........=..*.......+...............966.......................$.$...................206......................99....-....424..............$...
378..........636..141.543%....34...........437-.................303.........80....*.............915...........*........*...885...........148
............*................=......................39......-.......208.560*...906...................320.860.975....532....*.........740....
....834...13...................426.395*962...44.......-......552...................*539.+........953.......%............647.........*.......
..............589...............*..........................................179...71.....207........#.577......758...247..........958........
....930.......*......&139...820.56.....%164....................536.=31......*.............................................89................
.....#.........569............*.............882....296......&................465.......21............=.....331........998*..................
..........847..............206....$............%.....#.464.318..=.....751*........................501..971...*..............227.......854...
.466......*......768..../.......110......................*.......612......551......868.......727.......*......39.850..-.....*.........*.....
.........377.561....&.718...94............246..........159...........255............%.........*...........445........472...520.......304.472
...............*..........................@.....292.............................476......&.........135......*...223.........................
..............288.....................944........*......775*934................+......152.............*55..806............239#..............
...181*552...............................*....238...............499...880.476...................................417.#66.........472.........
.....................*........%...629.853............*......@9...@......=.....443...673........271...*..........-...........98..............
.........567*288...10.257..837......*.........862..14................21......*...................%..714...........963.........%.450....528..
....................................862..................889.....604...*424..350...812..34........................*...646...................
...............*....*933.....355@..................*528....=......................+.....*...&996..493.....992..840.......*..271.............
..............984...............................678.................+571.....648......262............*......*..............*......293..197..
..........386..............463..984......129................-588..............*..361...............408..269.652...........406........*..+...
.........*............494....*.......847...*..#..942..825.............&......32.........................*........427...........-....339.....
.......415.=434..439.....*..23........$..34..410.........+.......746.976.............731..../.1*.........709.......*.........197........#...
................*......493.......760.............................................654*....398.........158....../......396.............922....
.....845.=....955...................*.....*574....954*........@...........$.......................-....*.....796......-...426...$732........
.......*.88.............@.........738..924............213...40....115......315...................299...108...................*.......320....
....567...............%..13.................*14...........$.......@.....%.........../...518.......................-.810...514..952..........
........892...275....485.......820.......367.......@.....544...........428.........54..-.............*....108..964...*..........*...........
.......@...................861......#.........893.116.........836.982......961.............../...615.188.....*.....914.........761....765...
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203
src/aoc2023/day03/mod.rs Normal file
View File

@ -0,0 +1,203 @@
const ROW_WIDTH: usize = 140;
const AMOUNT_OF_COLS: usize = 140;
// sed 's/./&\n/g' | LC_COLLATE=C sort -u | tr -d '\n' provides #$%&*+-./0123456789=@
const SYMBOLS: &[char; 10] = &['#', '$', '%', '&', '*', '+', '-', '/', '=', '@'];
const SYMBOLS_WITH_DOT: &[char; 11] = &['#', '$', '%', '&', '*', '+', '-', '/', '=', '@', '.'];
pub fn task_one(input: &str) -> String {
let lines: Vec<&str> = input.lines().collect();
let mut list_of_numbers = parse_input_into_number_list(&input);
for number in list_of_numbers.iter_mut() {
for coord in number.get_interesting_coords() {
let line = lines[coord.1];
if SYMBOLS.contains(&line.chars().nth(coord.0).unwrap()) {
number.should_be_used = true;
break;
}
}
}
list_of_numbers.iter()
.filter(|x| x.should_be_used)
.fold(0, |sum, x | sum + x.value )
.to_string()
}
pub fn task_two(input: &str) -> String {
let numbers = parse_input_into_number_list(&input);
let lines: Vec<&str> = input.lines().collect();
let mut sum = 0;
for y in 0..ROW_WIDTH {
let line = lines.get(y).unwrap();
for x in 0..AMOUNT_OF_COLS {
if line.chars().nth(x).unwrap() == '*' {
let star = PartNumber { value: 1, x, y, should_be_used: false };
let area = star.get_interesting_coords();
let gear_numbers: Vec<usize> = numbers.iter()
.filter(|num| num.get_x_positions().iter().any(|x| area.contains(&(*x, num.y))))
.map(|num| num.value).collect();
if gear_numbers.len() == 2 {
sum += gear_numbers[0] * gear_numbers[1];
}
}
}
}
sum.to_string()
}
#[derive(Debug)]
struct PartNumber {
value: usize,
x: usize,
y: usize,
should_be_used: bool
}
impl PartNumber {
pub fn width(&self) -> usize {
(self.value.checked_ilog10().unwrap_or(0) + 1) as usize
}
pub fn get_interesting_coords(&self) -> Vec<(usize, usize)> {
let mut coords = Vec::new();
// row over
if let Some(row_over) = self.y.checked_sub(1) {
for d in 0..(self.width() + 2) {
if let Some(x) = (self.x + d).checked_sub(1) {
if x < ROW_WIDTH {
coords.push((x, row_over));
}
}
}
}
// left
if let Some(col_left) = self.x.checked_sub(1) {
coords.push((col_left, self.y))
}
// right
let col_right = self.x + self.width();
if col_right < ROW_WIDTH {
coords.push((col_right, self.y))
}
// row below
let row_below = self.y + 1;
if row_below < AMOUNT_OF_COLS {
for d in 0..(self.width() + 2) {
if let Some(x) = (self.x + d).checked_sub(1) {
if x < ROW_WIDTH {
coords.push((x, row_below));
}
}
}
}
coords
}
pub fn get_x_positions(&self) -> Vec<usize> {
let mut positions = Vec::new();
for d in 0..(self.width()) {
positions.push(self.x + d);
}
positions
}
}
fn parse_input_into_number_list(input: &str) -> Vec<PartNumber> {
let mut list = Vec::new();
let mut y = 0;
for line in input.lines() {
let mut local_line = line.to_string();
for element in line.split_terminator(SYMBOLS_WITH_DOT) {
let x: &[_] = SYMBOLS;
let element = element.trim_matches(x);
if let Ok(number) = element.parse::<usize>() {
let x = local_line.find(&number.to_string()).unwrap();
let partnumber = PartNumber { value: number, x, y, should_be_used: false };
let mut add_string = String::new();
for _ in 0..(partnumber.x + partnumber.width()) {
add_string.push('.');
}
local_line.replace_range(..(partnumber.x + partnumber.width()), &add_string);
list.push(partnumber)
}
}
y += 1;
}
list
}
#[test]
fn test_width() {
let number_one = PartNumber {value: 9, x: 1, y: 1, should_be_used: false};
let number_two = PartNumber {value: 20, x: 1, y: 1, should_be_used: false};
let number_three = PartNumber {value: 800, x: 1, y: 1, should_be_used: false};
let number_four = PartNumber {value: 8000, x: 1, y: 1, should_be_used: false};
assert_eq!(number_one.width(), 1);
assert_eq!(number_two.width(), 2);
assert_eq!(number_three.width(), 3);
assert_eq!(number_four.width(), 4);
}
#[test]
fn test_interesting_coords() {
let number_one = PartNumber { value: 100, x: 1, y:1, should_be_used: false};
let number_on_right = PartNumber { value: 100, x: 137, y:1, should_be_used: false};
let number_on_left = PartNumber { value: 100, x: 0, y:1, should_be_used: false};
let number_on_top = PartNumber { value: 100, x: 1, y:0, should_be_used: false};
let number_on_bottom = PartNumber { value: 100, x: 1, y:139, should_be_used: false};
assert_eq!(number_one.get_interesting_coords(),
vec![(0,0), (1,0), (2,0), (3,0), (4,0), (0,1), (4, 1), (0, 2), (1, 2), (2, 2), (3, 2), (4, 2)]);
assert_eq!(number_on_right.get_interesting_coords(),
vec![(136,0), (137,0), (138,0), (139,0), (136,1), (136, 2), (137, 2), (138, 2), (139, 2)]);
assert_eq!(number_on_left.get_interesting_coords(),
vec![(0,0), (1,0), (2,0), (3,0), (3, 1), (0, 2), (1, 2), (2, 2), (3, 2)]);
assert_eq!(number_on_top.get_interesting_coords(),
vec![(0,0), (4, 0), (0, 1), (1, 1), (2, 1), (3, 1), (4, 1)]);
assert_eq!(number_on_bottom.get_interesting_coords(),
vec![(0,138), (1,138), (2,138), (3,138), (4,138), (0,139), (4, 139)]);
}
#[test]
fn test_task_one() {
let input = r#"467..114..
...*......
..35..633.
......#...
617*......
.....+.58.
..592.....
......755.
...$.*....
.664.598.."#;
assert_eq!(task_one(input), "4361");
}

2
src/aoc2023/mod.rs
View File

@ -1 +1,3 @@
pub mod day01;
pub mod day02;
pub mod day03;

2
src/main.rs
View File

@ -46,6 +46,8 @@ fn main() {
// AOC 2023
puzzles.push(Puzzle { day: 1, year: 2023, task_one: aoc2023::day01::task_one, task_two: aoc2023::day01::task_two });
puzzles.push(Puzzle { day: 2, year: 2023, task_one: aoc2023::day02::task_one, task_two: aoc2023::day02::task_two });
puzzles.push(Puzzle { day: 3, year: 2023, task_one: aoc2023::day03::task_one, task_two: aoc2023::day03::task_two });
puzzles.iter().for_each(|puzzle| puzzle.solve_and_print());
}