题解 | #中彩票的的概率#
中彩票的的概率
https://www.nowcoder.com/practice/531e409e1b564cfbbb275c6a8d3a4b45
num = input().split()
rate = input().split()
buy = input().split()
dic = dict(zip(num, rate))
totalrate = 1
for i in buy:
totalrate = float(dic[i]) * totalrate
print(round(totalrate,3))
查看6道真题和解析