功能如下： 实现对文本文件的联合加密，用DES对文本文档进行加密，利用RSA对DES的密钥进行加密。程序按照加密标准的规范，进行加密。-Function as follows: to achieve the joint text file encryption, using DES encryption for text documents, using RSA key for DES encryption. Encryption Standard procedures in accorda

文档整理程序，可按语法对英文文本文件内容进行整理，并可对整理后文档加密。-Document finishing program, according to the syntax of the English text file content to organize, and for finishing the document encryption.