python实现凯撒密码
刚学习python不久,实现用了比较笨的方法,对我来说很容易理解(><)!
代码入下
str1=list(input())
S=int(input())
Captial=['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W',
'X','Y','Z']
Lowercase=['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v',
'w','x','y','z']
for i in range(len(str1)):
if str1[i] in Captial:
num1=Captial.index(str1[i])
T1=num1+S
while T1>25:
T1-=26
str1[i]=Captial[T1]
if str1[i] in Lowercase:
num2=Lowercase.index(str1[i])
T2=num2+S
while T2>25:
T2-=26
str1[i]=Lowercase[T2]
for i in range(len(str1)):
print(str1[i],end="")
第一次写博客,有很多不足的地方,望谅解!