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5war00p/easy_multiplication.py

Created December 25, 2021 16:06
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  1. 5war00p created this gist Dec 25, 2021.
    39 changes: 39 additions & 0 deletions easy_multiplication.py
    View file
    Original file line number Diff line number Diff line change
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    def easy_mul(a,b):

    '''
    params: int a
    int b
    return: int
    description: It finds multiplications of 2 numbers
    using the digit by digit of a multipler.
    '''

    # finding lens
    a_len = len(str(a))
    b_len = len(str(b))

    # base condition
    if a_len == 1 or b_len:
    return a*b

    if a_len > b_len:
    lastdig_b = b % 10
    new_b = b // 10
    return (a*lastdig_b) + easy_mul(a, new_b)
    else:
    lastdig_a = a % 10
    new_a = a // 10
    return (lastdig_a * b) + easy_mul(new_a, b)


    if __name__ == '__main__':

    # taking inputs
    a = int(input('Enter number-1: '))
    b = int(input('Enter number-2: '))

    result = easy_mul(a, b)

    print(f'\n{a} * {b} = {result}\n')