python 字典元素值的乘积
my_dict = {'data1':100,'data2':-54,'data3':247}
result=1
for key in my_dict:
result=result * my_dict[key]
print(result)
my_dict = {'data1':100,'data2':-54,'data3':247}
result=1
for key in my_dict:
result=result * my_dict[key]
print(result)