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| 1 | +use std::iter::empty; |
| 2 | + |
| 3 | +/// Get the array of all available solutions. |
| 4 | +#[must_use] |
| 5 | +pub fn solutions() -> Vec<Solution> { |
| 6 | + empty() |
| 7 | + .chain(year2015()) |
| 8 | + .chain(year2016()) |
| 9 | + .chain(year2017()) |
| 10 | + .chain(year2018()) |
| 11 | + .chain(year2019()) |
| 12 | + .chain(year2020()) |
| 13 | + .chain(year2021()) |
| 14 | + .chain(year2022()) |
| 15 | + .chain(year2024()) |
| 16 | + .collect() |
| 17 | +} |
| 18 | + |
| 19 | +/// A solution for given year and day. |
| 20 | +/// Offer two callbacks: |
| 21 | +/// - `solve` that takes the puzzle input and returns part one and two |
| 22 | +/// - `main` that acts like a standalone program for the given day |
| 23 | +#[derive(Clone)] |
| 24 | +pub struct Solution { |
| 25 | + pub year: u16, |
| 26 | + pub day: u8, |
| 27 | + pub solve: fn(&str) -> (String, String), |
| 28 | + pub main: fn() -> (), |
| 29 | +} |
| 30 | + |
| 31 | +macro_rules! make_year { |
| 32 | + ($year:tt $($day:tt),*) => { |
| 33 | + mod $year { |
| 34 | + $(pub mod $day { pub mod $day; })* |
| 35 | + } |
| 36 | + |
| 37 | + #[must_use] |
| 38 | + pub fn $year() -> Vec<Solution> { |
| 39 | + vec![$({ |
| 40 | + let year = stringify!($year)[4..].parse().unwrap(); |
| 41 | + let day = stringify!($day)[3..].parse().unwrap(); |
| 42 | + |
| 43 | + let solve = |data: &str| { |
| 44 | + use crate::$year::$day::$day::solve; |
| 45 | + let (part1, part2) = solve(data); |
| 46 | + (part1.to_string(), part2.to_string()) |
| 47 | + }; |
| 48 | + |
| 49 | + let main = || { |
| 50 | + use crate::$year::$day::$day::main; |
| 51 | + main(); |
| 52 | + }; |
| 53 | + |
| 54 | + Solution { year, day, solve, main } |
| 55 | + },)*] |
| 56 | + } |
| 57 | + } |
| 58 | +} |
| 59 | + |
| 60 | +make_year!(year2015 |
| 61 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 62 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 63 | +); |
| 64 | + |
| 65 | +make_year!(year2016 |
| 66 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 67 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 68 | +); |
| 69 | + |
| 70 | +make_year!(year2017 |
| 71 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 72 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 73 | +); |
| 74 | + |
| 75 | +make_year!(year2018 |
| 76 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 77 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 78 | +); |
| 79 | + |
| 80 | +make_year!(year2019 |
| 81 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 82 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 83 | +); |
| 84 | + |
| 85 | +make_year!(year2020 |
| 86 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 87 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 88 | +); |
| 89 | + |
| 90 | +make_year!(year2021 |
| 91 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 92 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 93 | +); |
| 94 | + |
| 95 | +make_year!(year2022 |
| 96 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 97 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 98 | +); |
| 99 | + |
| 100 | +make_year!(year2023 |
| 101 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 102 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 103 | +); |
| 104 | + |
| 105 | +make_year!(year2024 |
| 106 | + day1,day2,day3,day4,day5,day6,day7,day8,day9,day10,day11,day12,day13, |
| 107 | + day14,day15,day16,day17,day18,day19,day20,day21,day22,day23,day24,day25 |
| 108 | +); |
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