急！求大神解决一个小项目问题，如图。跪求！Java小白

![![![![![![![![图片说明](https://img-ask.csdn.net/upload/201708/26/1503714968_684303.jpg)图片说明](https://img-ask.csdn.net/upload/201708/26/1503714960_832529.jpg)图片说明](https://img-ask.csdn.net/upload/201708/26/1503714954_177630.jpg)图片说明](https://img-ask.csdn.net/upload/201708/26/1503714946_759069.jpg)图片说明](https://img-ask.csdn.net/upload/201708/26/1503714939_306472.jpg)图片说明](https://img-ask.csdn.net/upload/201708/26/1503714932_919787.jpg)图片说明](https://img-ask.csdn.net/upload/201708/26/1503714925_843932.jpg)图片说明](https://img-ask.csdn.net/upload/201708/26/1503714915_74082.jpg)图片说明

这有什么问题，请说明

小白不会做项目，求大神帮做

没太看懂是什么问题，，，

想让把这两个类和实现搞定？？？？？