20 lines
483 B
Rust
20 lines
483 B
Rust
use std::env;
|
|
|
|
pub fn read_file(day: usize) -> String {
|
|
std::fs::read_to_string(env::var("AOC_INPUT").unwrap_or_else(|_| format!("inputs/day{:0>2}", day))).unwrap()
|
|
}
|
|
|
|
#[inline]
|
|
pub fn parse_nums(l: &str) -> Vec<usize> {
|
|
l.lines().map(parse_num).collect()
|
|
}
|
|
|
|
#[inline]
|
|
pub fn parse_nums_comma(l: &str) -> Vec<usize> {
|
|
l.split(',').map(parse_num).collect()
|
|
}
|
|
|
|
fn parse_num(s: &str) -> usize {
|
|
s.trim().parse().unwrap_or_else(|e| panic!("Invalid number {s}: {e:?}"))
|
|
}
|