class iVec2d:
    x: int
    y: int

    def __init__(self, x: int, y: int):
        self.x = x
        self.y = y

INPUT_FILE = "input.txt"

fresh_ranges: list[iVec2d] = []
available_ids: list[int] = []

# Parse data
with open(INPUT_FILE, 'r') as file:
    data: str = file.read()

    ranges, ids = data.split("\n\n")

    for r in ranges.split("\n"):
        n1, n2 = r.strip().split('-')

        fresh_ranges.append(iVec2d(int(n1), int(n2)))

    for ingredient_id in ids.split("\n"):
        available_ids.append(int(ingredient_id.strip()))

fresh_ingredients = 0
for ingredient_id in available_ids:
    for fresh_range in fresh_ranges:
        if ingredient_id >= fresh_range.x and ingredient_id <= fresh_range.y:
            fresh_ingredients += 1
            break

print(f'Fresh Ingredients: {fresh_ingredients}')