该单链表在Linux系统GCC编译器下编码调试通过，初学者请多指教。

makefile文件

main:main.o linklist.o

gcc -o main main.o linklist.o

main.o:main.c

gcc -c main.c

linklist.o:linklist.c linklist.h

gcc -c linklist.c

clean:

rm *.o main

main.c主文件

#include #include #include "linklist.h"

int main()

{

linklist *mylist = NULL;

int len = 10;

ElemType myelem = 0;

mylist = (linklist *)malloc(sizeof(linklist));//头指针

mylist->next = NULL;

printf("hello world\n");

CreatList(mylist , len);

PrintList(mylist);

if(!InsertList(mylist , 9 , 55)){

printf("InsertList success!\n");

PrintList(mylist);

}

else {

printf("InsertList fail!\n");

}

if(!DeleteList(mylist , 1 ,&myelem)){

printf("DeleteList success!\n");

printf("the deleted elem is %d\n",myelem);

PrintList(mylist);

}

else {

printf("DeleteList success!\n");

}

DeleteAllList(mylist);

PrintList(mylist);

return 0;

}

linklist.h头文件

#define OK 0//no error

#define ERROR 1//some error

typedef int ElemType;

typedef struct node{

ElemType data;

struct node *next;

}linklist,node;

typedef enum bool{

ok = 0,

error = 1

}bool;

void CreatList(linklist *L,int len);

void PrintList(linklist *L);

void DeleteAllList(linklist *L);

bool InsertList(linklist *L , int order , ElemType elem);

bool DeleteList(linklist *L , int order , ElemType *elem);

linklist.c实现文件

#include #include #include #include #include "linklist.h"

//创建链表，长度为len

void CreatList(linklist *L,int len)

{

linklist *p = L;

int j=0;

srand(time(0));

while(j++ < len){

p=(linklist *)malloc(sizeof(linklist));

p->data = rand()%100 + 1;

p->next = L->next;

L->next = p;

}

printf("\nCreatList is finished\n");

}

//打印链表

void PrintList(linklist *L)

{

linklist *p = L->next;//指向第一个节点

if(NULL == p){

printf("\nLinkList is empty,in PrintList()\n");

return;}

else while(NULL != p){

printf(" %d ",p->data);

p = p->next;

}

printf("\nPrintList Finished\n");

}

//整表删除

void DeleteAllList(linklist *L)

{

linklist *p = L->next;

linklist *q = NULL;

while( NULL != p){

q = p;

p = p->next;

free(q);

}

L->next = NULL;

printf("\nDeleteList Finished\n");

}

//第order位置插入elem元素

bool InsertList(linklist *L , int order , ElemType elem)

{

linklist *p = L;

node *q;

int j = 0;

while(p && j < order){

p = p->next;

++j;}

if(!p || j > order){

return ERROR;

}

q = (linklist *)malloc(sizeof(linklist));

q->data = elem;

q->next = p->next;

p->next = q;

return OK;

}

//删除第order个元素，并存入＊elem

bool DeleteList(linklist *L , int order , ElemType *elem)

{

linklist *p = L;

node *q;

int j = 0;

while(p && j < order){

p = p->next;

++j;}

if(!p || j > order){

return ERROR;

}

q = p->next;

p->next = q->next;

*elem = q->data;

free(q);

return OK;

}