def get_points(match_count):
    return 0 if match_count==0 else 2**(match_count-1)

total_points = 0
Read input line
    `Card 1: 41 48 83 86 17 | 83 86  6 31 17  9 48 53`
    card_no: int
    winning_numbers: set()
    my_numbers: list()

    count intersections of the two number arrays.
    total_points+=get_points(match_count)