说明： 实现RSA加解密和签名功能。要求如下：
1、安全参数：1024 bits-2048bits
2、有简单的交互界面、或命令行操作
3、语言: Python、 C/C++、Java
4、平台：不限
5、加解密可以针对简单的字符文本；签名（验证签名）针对任意选择的文
(Realize the functions of RSA encryption, decryption and signature. The requirements are as follows:
1. Security parameters: 1024 bits-2048bits.
2. Have a simple interactive interface, or command line operation.
3. Language: Python, CumberCure +, Java.
4. Platform: unlimited.
5. Encryption and decryption can be aimed at simple character text; signature (verification signature) for arbitrarily selected text)
文件列表：
CODE1\.git\COMMIT_EDITMSG, 40 , 2020-01-02
CODE1\.git\config, 770 , 2020-01-02
CODE1\.git\description, 73 , 2020-01-02
CODE1\.git\HEAD, 23 , 2020-01-02
CODE1\.git\hooks\applypatch-msg.sample, 478 , 2020-01-02
CODE1\.git\hooks\commit-msg.sample, 896 , 2020-01-02
CODE1\.git\hooks\post-update.sample, 189 , 2020-01-02
CODE1\.git\hooks\pre-applypatch.sample, 424 , 2020-01-02
CODE1\.git\hooks\pre-commit.sample, 1642 , 2020-01-02
CODE1\.git\hooks\pre-push.sample, 1348 , 2020-01-02
CODE1\.git\hooks\pre-rebase.sample, 4951 , 2020-01-02
CODE1\.git\hooks\pre-receive.sample, 544 , 2020-01-02
CODE1\.git\hooks\prepare-commit-msg.sample, 1239 , 2020-01-02
CODE1\.git\hooks\update.sample, 3610 , 2020-01-02
CODE1\.git\index, 465 , 2020-01-02
CODE1\.git\info\exclude, 240 , 2020-01-02
CODE1\.git\logs\HEAD, 185 , 2020-01-02
CODE1\.git\logs\refs\heads\master, 185 , 2020-01-02
CODE1\.git\ms-persist.xml, 150 , 2020-01-02
CODE1\.git\objects\03\c8628ac32f6c2debacf6ab9582d84eb675e621, 457 , 2020-01-02
CODE1\.git\objects\0e\265f8ab66c2e002d37da68c6a939fc862a7d86, 1196 , 2020-01-02
CODE1\.git\objects\1f\f0c423042b46cb1d617b81efb715defbe8054d, 751 , 2020-01-02
CODE1\.git\objects\3c\4efe206bd0e7230ad0ae8396a3c883c8207906, 2112 , 2020-01-02
CODE1\.git\objects\43\bf3fe15e4e335db2e5aeaf5e3c291a31f9ee15, 186 , 2020-01-02
CODE1\.git\objects\64\0c1411d331dfa0888c7dd993b5f2132b2683b4, 493 , 2020-01-02
CODE1\.git\objects\91\e3470e1645e6e8d0de6fe9f6b242f366e9a393, 89 , 2020-01-02
CODE1\.git\objects\f1\471aa48d830f590f51085c9f1f755de9d79f5a, 161 , 2020-01-02
CODE1\.git\refs\heads\master, 41 , 2020-01-02
CODE1\.gitattributes, 2581 , 2020-01-02
CODE1\.gitignore, 4565 , 2020-01-02
CODE1\.vs\CODE1\v15\.suo, 23040 , 2020-01-02
CODE1\.vs\CODE1\v15\Browse.VC.db, 4800512 , 2020-01-02
CODE1\.vs\CODE1\v15\ipch\AutoPCH\46abd3cf9b42dd9d\CODE.ipch, 25821184 , 2020-01-02
CODE1\CODE.cpp, 16262 , 2020-01-02
CODE1\CODE1.sln, 1423 , 2020-01-02
CODE1\CODE1.vcxproj, 7139 , 2020-01-02
CODE1\CODE1.vcxproj.filters, 945 , 2020-01-02
CODE1\Debug\CODE.obj, 98106 , 2020-01-02
CODE1\Debug\CODE1.exe, 72704 , 2020-01-02
CODE1\Debug\CODE1.ilk, 437588 , 2020-01-02
CODE1\Debug\CODE1.log, 151 , 2020-01-02
CODE1\Debug\CODE1.pdb, 692224 , 2020-01-02
CODE1\Debug\CODE1.tlog\CL.command.1.tlog, 574 , 2020-01-02
CODE1\Debug\CODE1.tlog\CL.read.1.tlog, 18260 , 2020-01-02
CODE1\Debug\CODE1.tlog\CL.write.1.tlog, 220 , 2020-01-02
CODE1\Debug\CODE1.tlog\CODE1.lastbuildstate, 191 , 2020-01-02
CODE1\Debug\CODE1.tlog\link.command.1.tlog, 944 , 2020-01-02
CODE1\Debug\CODE1.tlog\link.read.1.tlog, 3130 , 2020-01-02
CODE1\Debug\CODE1.tlog\link.write.1.tlog, 234 , 2020-01-02
CODE1\Debug\vc141.idb, 314368 , 2020-01-02
CODE1\Debug\vc141.pdb, 364544 , 2020-01-02
CODE1\源文件.txt, 14 , 2020-01-02
CODE1\.vs\CODE1\v15\ipch\AutoPCH\46abd3cf9b42dd9d, 0 , 2020-01-02
CODE1\.vs\CODE1\v15\ipch\AutoPCH, 0 , 2020-01-02
CODE1\.git\logs\refs\heads, 0 , 2020-01-02
CODE1\.vs\CODE1\v15\ipch, 0 , 2020-01-02
CODE1\.git\logs\refs, 0 , 2020-01-02
CODE1\.git\objects\03, 0 , 2020-01-02
CODE1\.git\objects\0e, 0 , 2020-01-02
CODE1\.git\objects\1f, 0 , 2020-01-02
CODE1\.git\objects\3c, 0 , 2020-01-02
CODE1\.git\objects\43, 0 , 2020-01-02
CODE1\.git\objects\64, 0 , 2020-01-02
CODE1\.git\objects\91, 0 , 2020-01-02
CODE1\.git\objects\f1, 0 , 2020-01-02
CODE1\.git\objects\info, 0 , 2020-01-02
CODE1\.git\objects\pack, 0 , 2020-01-02
CODE1\.git\refs\heads, 0 , 2020-01-02
CODE1\.git\refs\tags, 0 , 2020-01-02
CODE1\.vs\CODE1\v15, 0 , 2020-01-02
CODE1\.git\hooks, 0 , 2020-01-02
CODE1\.git\info, 0 , 2020-01-02
CODE1\.git\logs, 0 , 2020-01-02
CODE1\.git\objects, 0 , 2020-01-02
CODE1\.git\refs, 0 , 2020-01-02
CODE1\.vs\CODE1, 0 , 2020-01-02
CODE1\Debug\CODE1.tlog, 0 , 2020-01-02
CODE1\.git, 0 , 2020-01-02
CODE1\.vs, 0 , 2020-01-02
CODE1\Debug, 0 , 2020-01-02
CODE1, 0 , 2020-01-02
