diff options
Diffstat (limited to 'src/tests/aoc-2022-08')
-rw-r--r-- | src/tests/aoc-2022-08/Cargo.toml | 17 | ||||
-rw-r--r-- | src/tests/aoc-2022-08/benches/main.rs | 31 | ||||
-rw-r--r-- | src/tests/aoc-2022-08/src/lib.rs | 288 | ||||
-rw-r--r-- | src/tests/aoc-2022-08/src/types.pr.rs | 3 |
4 files changed, 0 insertions, 339 deletions
diff --git a/src/tests/aoc-2022-08/Cargo.toml b/src/tests/aoc-2022-08/Cargo.toml deleted file mode 100644 index 449bbdb..0000000 --- a/src/tests/aoc-2022-08/Cargo.toml +++ /dev/null @@ -1,17 +0,0 @@ -[package] -name = "aoc-2022-08" -version = "0.1.0" -edition = "2021" - -# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html - -[dependencies] -rand = { workspace = true } -primrose-library = { path = "../../crates/library" } - -[dev-dependencies] -criterion = { workspace = true } - -[[bench]] -name = "main" -harness = false diff --git a/src/tests/aoc-2022-08/benches/main.rs b/src/tests/aoc-2022-08/benches/main.rs deleted file mode 100644 index 1949113..0000000 --- a/src/tests/aoc-2022-08/benches/main.rs +++ /dev/null @@ -1,31 +0,0 @@ -use aoc_2022_08::HeightMap; -use criterion::{criterion_group, criterion_main, BatchSize, BenchmarkId, Criterion}; -use rand::{rngs::StdRng, SeedableRng}; - -fn run_benches(c: &mut Criterion) { - let mut rng = StdRng::seed_from_u64(42); - for size in [1000, 2000].iter() { - c.bench_with_input(BenchmarkId::new("aoc-202208-part1", size), size, |b, &n| { - b.iter_batched_ref( - || HeightMap::gen(&mut rng, n), - |map| map.part1(), - BatchSize::SmallInput, - ) - }); - - c.bench_with_input(BenchmarkId::new("aoc-202208-part2", size), size, |b, &n| { - b.iter_batched_ref( - || HeightMap::gen(&mut rng, n), - |map| map.part2(), - BatchSize::SmallInput, - ) - }); - } -} - -criterion_group!( - name = benches; - config = Criterion::default().sample_size(10); - targets = run_benches -); -criterion_main!(benches); diff --git a/src/tests/aoc-2022-08/src/lib.rs b/src/tests/aoc-2022-08/src/lib.rs deleted file mode 100644 index 9f60ac8..0000000 --- a/src/tests/aoc-2022-08/src/lib.rs +++ /dev/null @@ -1,288 +0,0 @@ -#![feature(type_alias_impl_trait)] - -use primrose_library::traits::*; -use rand::{rngs::StdRng, Rng}; - -mod types; -use types::*; - -pub struct HeightMap { - map: Map<(usize, usize), usize>, - cols: usize, - rows: usize, -} - -impl HeightMap { - pub fn new(map: Map<(usize, usize), usize>, cols: usize, rows: usize) -> Self { - Self { map, cols, rows } - } - - pub fn gen(rng: &mut StdRng, n: usize) -> Self { - let mut map = Map::default(); - for x in 0..n { - for y in 0..n { - map.insert((x, y), rng.gen_range(0..10)); - } - } - - Self { - map, - cols: n, - rows: n, - } - } - - pub fn part1(&self) -> usize { - let mut grid = Map::default(); - - (0..self.rows).for_each(|grid_row| { - self.check_vis_along_run( - (0..self.cols).map(move |grid_col| (grid_row, grid_col)), - &mut grid, - ); - self.check_vis_along_run( - (0..self.cols) - .rev() - .map(move |grid_col| (grid_row, grid_col)), - &mut grid, - ) - }); - (0..self.cols).for_each(|grid_col| { - self.check_vis_along_run( - (0..self.rows).map(move |grid_row| (grid_row, grid_col)), - &mut grid, - ); - self.check_vis_along_run( - (0..self.rows) - .rev() - .map(move |grid_row| (grid_row, grid_col)), - &mut grid, - ) - }); - - grid.iter().filter(|(_, v)| **v).count() - } - - pub fn part2(&self) -> usize { - let mut grid = Map::default(); - - (0..self.rows).for_each(|grid_row| { - self.vis_score_along_run( - (0..self.cols).map(move |grid_col| (grid_row, grid_col)), - &mut grid, - ); - self.vis_score_along_run( - (0..self.cols) - .rev() - .map(move |grid_col| (grid_row, grid_col)), - &mut grid, - ) - }); - (0..self.cols).for_each(|grid_col| { - self.vis_score_along_run( - (0..self.rows).map(move |grid_row| (grid_row, grid_col)), - &mut grid, - ); - self.vis_score_along_run( - (0..self.rows) - .rev() - .map(move |grid_row| (grid_row, grid_col)), - &mut grid, - ) - }); - - *grid.iter().map(|(_, score)| score).max().unwrap() - } - - fn check_vis_along_run( - &self, - mut run: impl Iterator<Item = (usize, usize)>, - vis_grid: &mut Map<(usize, usize), bool>, - ) { - let mut curr_height = { - let (row_idx, col_idx) = run.next().unwrap(); - - vis_grid.insert((row_idx, col_idx), true); - - self.map.get(&(row_idx, col_idx)).unwrap() - }; - for (row_idx, col_idx) in run { - let height = self.map.get(&(row_idx, col_idx)).unwrap(); - if height > curr_height { - curr_height = height; - vis_grid.insert((row_idx, col_idx), true); - } - } - } - - fn vis_score_along_run( - &self, - run: impl Iterator<Item = (usize, usize)>, - vis_grid: &mut Map<(usize, usize), usize>, - ) { - let mut next_values = [0; 10]; - for (row_idx, col_idx) in run { - let height = *self.map.get(&(row_idx, col_idx)).unwrap(); - vis_grid.insert( - (row_idx, col_idx), - vis_grid.get(&(row_idx, col_idx)).unwrap_or(&1) * next_values[height as usize], - ); - - for (val, score) in next_values.iter_mut().enumerate() { - *score = if *score == 0 || val > height as usize { - *score + 1 - } else { - 1 - }; - } - } - } -} - -#[cfg(test)] -mod tests { - use super::*; - - fn parse_input(input: &str) -> HeightMap { - let mut grid: Vec<Vec<_>> = input - .lines() - .map(|x| { - x.chars() - .map(|x| x.to_digit(10).unwrap() as usize) - .collect() - }) - .collect(); - - let (cols, rows) = (grid.len(), grid[0].len()); - HeightMap::new( - grid.into_iter() - .enumerate() - .flat_map(|(c, vs)| vs.into_iter().enumerate().map(move |(r, v)| ((r, c), v))) - .collect(), - cols, - rows, - ) - } - - #[test] - fn test_small() { - let map = parse_input(SMALL_INPUT); - - assert_eq!(map.part1(), 21, "part 1"); - assert_eq!(map.part2(), 8, "part 2"); - } - - #[test] - fn test_large() { - let map = parse_input(LARGE_INPUT); - - assert_eq!(map.part1(), 1859, "part 1"); - assert_eq!(map.part2(), 332640, "part 2"); - } - - const SMALL_INPUT: &str = "30373 -25512 -65332 -33549 -35390"; - - const LARGE_INPUT: &str = "100221200032023210231132410224121421011444302143121341425413411104320412140011030313333000220101112 -112202123021003133332142233323404332315445153153433313154424232233100410424422313323031220233011010 -011002203101130221201112041212404433424255343232213155531144333552214422033044404110303133013102011 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-111320133131221133413343355424321432514225151443636656325513423253211421224222110014232232113301221 -010321023321033244303433322535144241341415221344311331433254245144245522341332333121010301003132230 -211110020103304321442134112151523315235121445254445414513445335245114524313310001304234213223211022 -111122023302320302411300133103134411221211352515252145115412111545311213404224233340430222022031002 -211120112212331032422141144010135514321521155344453422441443412441135423402430103212201303331211201 -010021021121120020020341010431334133122452331123312352352313123235203300324210330421332333020210112"; -} diff --git a/src/tests/aoc-2022-08/src/types.pr.rs b/src/tests/aoc-2022-08/src/types.pr.rs deleted file mode 100644 index 5e3950c..0000000 --- a/src/tests/aoc-2022-08/src/types.pr.rs +++ /dev/null @@ -1,3 +0,0 @@ -/*SPEC* -type Map<K,V> = {c impl (Mapping) | true} - *ENDSPEC*/ |