摘要:
fr = open('letter.txt',mode='r',encoding='UTF-8') plaincode = fr.read() print('明文:' + plaincode) print('密文:',end='') for c in plaincode: print(chr(ord(c)+3),end='') fr = open('letter.txt',mod... 阅读全文
posted @ 2018-05-30 21:17
陆梓曦
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