kageru/advent-of-code
1
0
Fork 0
Code Issues 1 Pull Requests Releases Wiki Activity

add 2023/11

This commit is contained in:
kageru 2023-12-11 09:46:35 +01:00
parent 79e6931c13
commit bff0e7601b
2 changed files with 211 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

140
2023/inputs/day11 Normal file
View File

@ -0,0 +1,140 @@
.......................................#..........................................................#......................................#..
.....................#................................#.....................................................................................
....#.....#...................#...............#....................#.....................#.....................#....................#.......
............................................................................................................................................
.................#......................................................#......#..............#....................#........................
......................................#.....................................................................................................
.......................................................#...................................................#..............#.................
.............................................................#..........................#...................................................
............#..............................#.................................#.................................................#............
#.................................#.............#................#....................................................................#.....
....................................................................................#................#......................................
....#..........#............#...........................................#..................#..................#...................#.........
......................................#...................#.................................................................#.............#.
........#....................................#.......#......................................................................................
........................................................................................#..........#........................................
..#................................................................#........................................................................
..............................#...............................................#.....................................#............#..........
...................#........................................................................................................................
...........#......................#........#................................................................................................
...............................................................#.................#.........................#................................
......................................................#.....................................#...............................................
........#............................................................................#................................#.........#...........
................#...........#...............................................................................................................
.....................#........................#........................#.....................................#............................#.
....#........................................................#................#.............................................#...............
............................................................................................................................................
.....................................................................................................#.............#...................#....
..........................#...........#.........................................................................................#...........
#......................................................#.........................................#............#........#....................
.........#.....................................#....................................#.......................................................
.................................#..................................#......................................................#........#.......
.........................................................................................................#..................................
......#.............#....................................................#..................................................................
..........................#........................................................................................#........................
.#.......................................#...................#...............#........................#..................#..................
..................................#..............#...........................................................#.................#............
.........#.........................................................#........................#...............................................
....................................................................................#.......................................................
.....#........#............................#...............................#.........................................#......................
......................................................................#..................................#..................................
............................#..................#........#..............................................................................#....
.......................#.............#......................................................................................................
#..........#...................................................#.......................#........................#......#....................
....................................................#.............................................#.........................................
.................................................................................................................................#..........
..................................#....................................................................#....................................
........#.......................................#............#.....#........#...............................................................
............................................................................................................................................
............................................................................................................................................
..........................#.............................................................#.........................#.........................
..#............................#..........#..................................................................................#..............
..................#...................................................#.............#.......................#.............................#.
............#.................................#........#.....#..............................................................................
............................................................................................................................................
.......................................................................................#..............#.................#...........#.......
....................#.....#....................................................#............#.................#.............................
....#............................................................................................#..............................#..........#
............................................................................................................................................
...............................#......................#...............................................................#.....................
.................................................#...............#..................#.........#.............................#...............
........#......#.....................#................................................................................................#.....
.............................................#.................................#............................................................
.#......................#..............................................................#................#...................................
............#.....#.....................................................................................................#...................
..................................#.....................................................................................................#...
............................................................................................................................................
......#...............................................................#........................#..............................#.............
.....................#...........................#....................................#..............................#......................
............................................................................#...............................................................
............#................#........#.......................#.....................................#.......................................
............................................................................................#.................#...........#.................
...................#................................................................................................................#.......
...................................#...................#..........#............#............................................................
#.........................................#.....#..................................................................#........................
............................................................................................................#....................#..........
..........#..........................................................#.................................#...................................#
............................................................................................................................................
......#.................#.......................................................#...............#.........................#.................
.............................#................#...................#.............................................#...........................
.............#.......................................#......................#.......#................................#......................
........................................#................................................#...........................................#......
...................................#........................................................................................................
.................#...........................................#..............................................................#...............
.........#................#.......................................................................................#.........................
.....................#......................................................................................................................
.#..............................................................#............#..........#.....#.........#...................................
......#.................................#.............................#.....................................................................
................................................................................................................................#...........
......................................................#............................................#....................#..............#....
.........................#...................#..............................................................................................
...............................................................#............#..........#.................#..................................
..................................#.........................................................................................................
...............#..........................................................................................................#......#..........
............................................................................................................................................
......#........................................#..................................#................#..................................#.....
.#..........................#.........#.............................................................................#.......................
.......................................................#......................#.......#.....................................................
.............................................................#.................................................................#............
...............#......................................................................................#.......#...........................#.
.....#....................................................................#...................#.............................................
..........................#................#.....#................#.........................................................................
..................................................................................#.................................#......#...........#....
.................#..........................................................................................................................
..................................#.........................................................................................................
...........#.........................................#.................#...............#....................................................
................................................................#..............................#..........#....................#............
...............#.............#............................#..................#..............................................................
..#............................................#...........................................................................#................
......................#.....................................................................................................................
.......................................#.................................#..........................................................#.......
...................................................................#........................................................................
....#.............#................................................................#..................................#......#..............
.............................................................#..............................................................................
.........#................#.....................#.....................#.....#.....................#.......#.................................
...................................................................................................................................#........
...........................................#...............................................#................................................
.....................................................#..........#....................#...........................#............#.........#...
.#.............#......#.....................................................................................................................
.............................#............................................#..............................#..................................
.......................................#............................................................................#.......................
..................#......................................#............#.............................#.......................................
.........#................#.....................................................#..............#.............#....................#.......#.
..#..............................................................#.........................................................#................
...................................#..........#.............................#.........................................................#.....
......#..............................................................................................................#......................
..............#.............................................................................................................................
......................................................#........#.................#.......................................#..................
......................#.......#.................#......................................#.......#...............#............................
..#..............#.......................#..................................................................................................
.......................................................................#...................#.............#..................................
.........#..........................................................................#.................................#.....................
......................................#..................#.......................................#....................................#.....
.........................#............................................................................#.......#.............#...............
....................#.........................................#.............................................................................
...............#............................................................................................................................
......................................................................#...........#........#...................................#............
.................................#..........#...............................................................................................
......#..........................................#............................#....................................#........................
...............................................................#...........................................#.............................#..
..#.........#..........#.................#..........................................................#.......................................

71
2023/src/bin/day11.rs Normal file
View File

@ -0,0 +1,71 @@
#![feature(test)]
extern crate test;
use aoc2023::{boilerplate, common::*};
use itertools::Itertools;
const DAY: usize = 11;
type I = usize;
type Parsed = (Vec<I>, Vec<I>, Vec<(I, I)>);
fn parse_input(raw: &str) -> Parsed {
let galaxies = raw
.lines()
.enumerate()
.flat_map(|(x, l)| l.bytes().enumerate().filter_map(move |(y, b)| (b == b'#').then_some((x, y))))
.collect_vec();
let &xmax = galaxies.iter().map(|(x, _)| x).max().unwrap();
let &ymax = galaxies.iter().map(|(_, y)| y).max().unwrap();
let mut xs = vec![true; xmax + 1];
let mut ys = vec![true; ymax + 1];
for &(x, y) in galaxies.iter() {
xs[x] = false;
ys[y] = false;
}
(
xs.into_iter().enumerate().filter_map(|(x, b)| b.then_some(x)).collect(),
ys.into_iter().enumerate().filter_map(|(y, b)| b.then_some(y)).collect(),
galaxies,
)
}
fn distance<const FACTOR: usize>(x1: &I, x2: &I, empty: &[I]) -> I {
let smaller_x = x1.min(x2);
let bigger_x = x1.max(x2);
empty.iter().filter(|x| (smaller_x..=bigger_x).contains(x)).count() * FACTOR + bigger_x - smaller_x
}
fn solve<const FACTOR: usize>((empty_x, empty_y, galaxies): &Parsed) -> usize {
galaxies
.iter()
.tuple_combinations()
.map(|((x1, y1), (x2, y2))| distance::<FACTOR>(x1, x2, empty_x) + distance::<FACTOR>(y1, y2, empty_y))
.sum()
}
fn part1(parsed: &Parsed) -> usize {
solve::<1>(parsed)
}
fn part2(parsed: &Parsed) -> usize {
solve::<999_999>(parsed)
}
boilerplate! {
TEST_INPUT == "\
...#......
.......#..
#.........
..........
......#...
.#........
.........#
..........
.......#..
#...#.....",
tests: {
part1: { TEST_INPUT => 374 },
},
bench1 == 9623138,
bench2 == 726820169514,
bench_parse: |(a, b, c): &Parsed| (a.len(), b.len(), c.len()) => (9, 11, 432),
}