from typing import Tuple


def numberExtractor(s: str) -> Tuple[int, int, int, int]:
    """
    Input would be like `10/21 + 21/30`
    Return 10, 21, 21, 30 in this case
    """
    exp1, exp2 = s.split("+")
    a, b = exp1.split("/")
    c, d = exp2.split("/")
    return int(a), int(b), int(c), int(d)