10 - 凯撒加密的奥义

深邃海绵

t = input('输入需要加密的字符：')
'''k = []
for i in t:
    if (ord(i) >= ord("A") and ord(i) <= ord('W')) or (ord(i) >= ord('a') and ord(i) <= ord('w')):
        k.append(chr(ord(i)+3))
    elif (ord(i) >= ord("X") and ord(i) <= ord('Z')) or (ord(i) >= ord('x') and ord(i) <= ord('z')):
        k.append(chr(ord(i)-23))
    else:
        k.append(i)
print('源字符串是：{}\n解密后的字符串是{}'.format(t,k))'''