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', m... 阅读全文
posted @ 2018-05-30 21:43
黄嘉欣
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