Wk4_5

def product(list):
    product = 1
    '''iterating over each number in list, we
    have:'''
    for number in list:
        product *= number
        #product = product * number
    return product

print(product([3, 5, 7, 9, 12]))
print(product([30, 40, 50, 60]))
print(product([3])