用C语言头插法或尾插法建立带头结点的单链表，实现单链表上的插入，删除计数，查找，修改，输出等操作，

#include "stdio.h" #include "string.h" #include "ctype.h" #include "stdlib.h" #include "io.h" #include "math.h" #include "time.h" #define OK 1 #define ERRO