const INPUT: &str = include_str!("../../data/day1");

fn main() {
	let expenses: Vec<_> = INPUT.split_whitespace().map(|s| s.parse::<u32>().unwrap()).collect();
	'outer: for (pos, &exp1) in expenses.iter().enumerate() {
		for &exp2 in expenses[pos+1..].iter() {
			if exp1 + exp2 == 2020 {
				println!(
					"Found: {exp1} + {exp2} = 2020; {exp1} * {exp2} = {}",
					exp1 * exp2,
					exp1 = exp1,
					exp2 = exp2,
				);
				break 'outer;
			}
		}
	}

	'outer2: for (pos, &exp1) in expenses.iter().enumerate() {
		for (pos2, &exp2) in expenses[pos+1..].iter().enumerate() {
			for &exp3 in expenses[pos2+1..].iter() {
				if exp1 + exp2 + exp3 == 2020 {
					println!(
						"Found: {exp1} + {exp2} + {exp3} = 2020; {exp1} * {exp2} * {exp3} = {}",
						exp1 * exp2 * exp3,
						exp1 = exp1,
						exp2 = exp2,
						exp3 = exp3,
					);
					break 'outer2;
				}
			}
		}
	}
}