aoc-rs-2021/src/day_04/mod.rs
2021-12-04 23:49:22 +01:00

73 lines
1.4 KiB
Rust

use aoc_runner_derive::{aoc, aoc_generator};
mod bingo;
mod parsing;
pub use bingo::{Board, Field, Game};
pub use parsing::parse_game;
#[aoc_generator(day4)]
pub fn parse_input(input: &str) -> Game {
parse_game(input)
}
#[aoc(day4, part1)]
pub fn part1(input: &Game) -> usize {
let game = input.clone();
*game.get_scores(Some(1)).first().unwrap()
}
#[aoc(day4, part2)]
pub fn part2(input: &Game) -> usize {
let game = input.clone();
*game.get_scores(None).last().unwrap()
}
#[cfg(test)]
mod test {
const EXAMPLE_INPUT: &str =
"7,4,9,5,11,17,23,2,0,14,21,24,10,16,13,6,15,25,12,22,18,20,8,19,3,26,1
22 13 17 11 0
8 2 23 4 24
21 9 14 16 7
6 10 3 18 5
1 12 20 15 19
3 15 0 2 22
9 18 13 17 5
19 8 7 25 23
20 11 10 24 4
14 21 16 12 6
14 21 17 24 4
10 16 15 9 19
18 8 23 26 20
22 11 13 6 5
2 0 12 3 7
";
const RESULT_PART_1: usize = 4512;
const RESULT_PART_2: usize = 1924;
#[test]
fn part1_example() {
let result = super::part1(&super::parse_input(EXAMPLE_INPUT));
assert_eq!(result, RESULT_PART_1);
}
#[test]
fn part2_example() {
let result = super::part2(&super::parse_input(EXAMPLE_INPUT));
assert_eq!(result, RESULT_PART_2);
}
#[test]
fn parse_example() {
let game = super::parse_game(EXAMPLE_INPUT);
assert!(!game.boards.is_empty());
assert!(!game.input_numbers.is_empty());
}
}