实现线性表的九种操作：插入 删除 查找元素 查找元素位置 返回前驱元素 返回后继元素 返回首元素 返回尾元素(To achieve the linear table of the nine operations: insert, delete, find elements, find the location of elements, return to the precursor element, return to subsequent elements, return the first

数据结构（C语言版）线性表的顺序存储API函数实现代码(The API function realization code of the linear table of data structure)

数据结构（C语言版）线性表的链式存储设计与实现（完整代码）(The chain storage design and implementation of the data structure (C language version) linear table (complete code))