aoc2022_day04.santa

input: read("aoc://2022/4")

let parse_assignments = lines >> map(split(",") >> map(split("-") >> map(int)));

part_one: {
  parse_assignments(input)
    |> count(|[[x1, y1], [x2, y2]]| (x1 <= x2 && y1 >= y2) || (x2 <= x1 && y2 >= y1));
}

part_two: {
  parse_assignments(input)
    |> count(|[[x1, y1], [x2, y2]]| max(x1, x2) <= min(y1, y2));
}

test: {
  input: "2-4,6-8
2-3,4-5
5-7,7-9
2-8,3-7
6-6,4-6
2-6,4-8"
  part_one: 2
  part_two: 4
}

test: {
  input: read("aoc://2022/4")
  part_one: 413
  part_two: 806
}