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[rs] Clean up 2022_09

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This commit is contained in:
Joscha 2022-12-09 14:56:51 +01:00
parent 55c8b96c68
commit 89365ca600
1 changed files with 0 additions and 37 deletions
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37
rs/src/y2022/d09.rs
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@ -1,5 +1,4 @@
use std::collections::HashSet;
use std::iter;
fn simulate_rope(input: &str, segments: usize) -> usize {
let mut head = (0_i32, 0_i32);
@ -35,39 +34,3 @@ pub fn solve(input: String) {
println!("Part 1: {}", simulate_rope(&input, 2));
println!("Part 2: {}", simulate_rope(&input, 10));
}
fn eprint_field(head: (i32, i32), tails: &[(i32, i32)], trail: &HashSet<(i32, i32)>) {
let coords = iter::once((0, 0))
.chain(iter::once(head))
.chain(tails.iter().cloned())
.chain(trail.iter().cloned())
.collect::<Vec<_>>();
let min_x = *coords.iter().map(|(x, _)| x).min().unwrap();
let max_x = *coords.iter().map(|(x, _)| x).max().unwrap();
let min_y = *coords.iter().map(|(_, y)| y).min().unwrap();
let max_y = *coords.iter().map(|(_, y)| y).max().unwrap();
let width = (max_x - min_x + 1) as usize;
let height = (max_y - min_y + 1) as usize;
let mut field = vec![vec!['.'; width]; height];
let set = |field: &mut [Vec<char>], x: i32, y: i32, c: char| {
field[(y - min_y) as usize][(x - min_x) as usize] = c;
};
for (x, y) in trail.iter() {
set(&mut field, *x, *y, '#');
}
set(&mut field, 0, 0, 's');
for (i, (x, y)) in tails.iter().enumerate().rev() {
set(&mut field, *x, *y, (('1' as usize) + i) as u8 as char);
}
set(&mut field, head.0, head.1, 'H');
for row in field.into_iter().rev() {
eprintln!(
"{}",
row.iter()
.map(|c| format!("{c}"))
.collect::<Vec<_>>()
.join("")
);
}
eprintln!();
}