链表（有很多功能，初学者，随便敲的，里面也有一些假功能（为了应付上机））
1.创建链表
2.连接链表
3..输出链表
4.按照结点查找元素
5.按照元素查找结点
6.按照结点删除元素
7.按照元素删除结点
8.对链表元素排序
9.链接两个链表
功能大概就这么多~(List (there are a lot of functions, a beginner, just knock on, there are some false function (in order to cope with computer))
1. Create a linked list
2. The connection list
3.. The output list
4. According to the node to find elements
5. According to the element lookup nodes
6. According to the node to delete elements
7. According to the element to delete node
8. To sort list elements
9. Link the two list
Function is probably so much ~)