程序使用较为简单，直接在控制台下键入程序名，回车即可。可以从控制台界面上观察加密解密情况。-Procedures for the use of relatively simple, straightforward process in the console, type the name you enter. Can be observed from the console interface encryption and decryption on the situation.

java写的RSA加密小软件，具有简单的界面。控制台下有调试信息，简单演示了rsa工作的原理。 运行Welcome.java即可。-RSA encryption java to write a small software has a simple interface. Debugging information under the console, simple rsa work demonstrates the principle. Welcome.java can run.