const input = Deno.readTextFileSync('./input.txt').trimEnd().split('\n');

function includes(left: [number, number], right: [number, number]): number {
  if (
    (left[0] <= right[0] && left[1] >= right[1]) ||
    (left[0] >= right[0] && left[1] <= right[1])
  ) {
    return 1;
  }
  return 0;
}

function overlap(left: [number, number], right: [number, number]): number {
  if (left[0] > right[1] || left[1] < right[0]) return 0;
  return 1;
}

let includeScore = 0;
let overlapScore = 0;
for (const line of input) {
  const sections = line.match(/^(\d+)-(\d+),(\d+)-(\d+)$/)!.splice(1);
  const [startLeft, endLeft, startRight, endRight] = sections.map((id) => {
    return parseInt(id);
  }) as [number, number, number, number];
  includeScore += includes([startLeft, endLeft], [startRight, endRight]);
  overlapScore += overlap([startLeft, endLeft], [startRight, endRight]);
}

console.log(includeScore);
console.log(overlapScore);