Files
aoc/2025/05.rs
2026-01-09 00:33:29 +01:00

38 lines
991 B
Rust

---cargo
---
static CONTENT: &'static str = include_str!("./inputs/05_1.txt");
fn main() {
let mut ranges: Vec<_> = CONTENT.lines().map(|l| l.trim()).take_while(|l| !l.is_empty()).map(|r| {
let (start, end) = r.split_once('-').unwrap();
let start = start.parse::<usize>().unwrap();
let end = end.parse::<usize>().unwrap();
start..=end
}).collect();
println!("Ranges: {:?}", ranges);
ranges.sort_by_key(|v| *v.start());
println!("Ranges: {:?}", ranges);
let ids: Vec<_> = CONTENT.lines().map(|l| l.trim()).skip_while(|l| !l.is_empty()).skip(1).map(|v| v.parse::<usize>().unwrap()).collect();
println!("IDs: {:?}", ids);
let fresh = ids.iter().filter(|id| {
for r in ranges.iter() {
if r.start() > id {
return false;
}
if r.contains(id) {
return true;
}
}
false
}).count();
println!("Fresh: {:?}", fresh);
}