应该使用嵌套循环将两个或多个列表的元素相乘。
正确答案:
def multiply_lists(list1,list2):
for i in list1:
for j in list2:
products.append(i*j)
return products
list1 = [4,2,7]
list2 = [3,1,9,2]
products = []
print ('list1 = ',list1,';','list2 = ', list2)
prod_list = multiply_lists(list1,list2)
print ('prod_list = ',prod_list)
