def mystery_2a_no_if(x: int, y: int, z: set[int]) -> bool:
    """Return the same value as mystery_2a_if, but without using any if statements."""
    # if x >= y:
    #     return x in z
    # else:
    #     return x not in z and y not in z
    return (x >= y and x in z) or (x < y and (x not in z and y not in z))