Files
advent-of-code-2022/src/day_1.rs
2022-12-03 08:53:34 +00:00

23 lines
575 B
Rust

fn elf_calorie_counts(input: &str) -> Vec<u64> {
input.split("\n\n").map(|elf| {
elf.split_whitespace().map(|meal| meal.parse().unwrap_or(0)).sum()
}).collect()
}
pub fn part_1(input: &str) -> u64 {
let mut elf_calorie_counts= elf_calorie_counts(input);
elf_calorie_counts.sort_unstable();
elf_calorie_counts.pop().unwrap()
}
pub fn part_2(input: &str) -> u64 {
let mut elf_calorie_counts= elf_calorie_counts(input);
elf_calorie_counts.sort_unstable();
elf_calorie_counts.reverse();
elf_calorie_counts.iter().take(3).sum()
}