求解…应该是用程序控制结构完成的,不是用一些不常用的内部函数。
def caesar_encrypt(string):
base = ord('a')
encrypted_string = ''
for ch in string:
if ch != ' ':
curr = ord(ch)
diff = (curr - base + 3) % 26
ch = chr(base + diff)
encrypted_string += ch
return encrypted_string
def main():
print(caesar_encrypt('dinner is on me')) # glqqhu lv rq ph
if __name__ == '__main__':
main()
se = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'
mak = str.maketrans(se,se[3:]+se[:3])
v = input()
v = v.translate(mak)
print(v)
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