#include <stdlib.h>
#include <stdio.h>
struct List
{
int DateNum;
List* Next;
}; //silly boy!! fogot ;
typedef List Node;
typedef Node* Link;
//链表的释放
void FreeList(Link head)
{
Link pointer;
while(head != NULL)
{
pointer = head;
head = head->Next;
free(pointer);
}
}
//链表的输出
void OutputList(Link head)
{
Link pointer;
pointer = head;
while(pointer != NULL)
{
printf("DataNumber: %d /n",pointer->DateNum);
pointer = pointer->Next;
}
}
//链表的建立
Link CreateList(Link head) //返回head节点
{
int DataNum = 1;
Link pointer;
Link newNode;
head = (Link)malloc(sizeof(Node));
if(head == NULL)
printf("failed to allocate memory! /n");
else{
printf("Please input number of List(0 means quit):");
scanf("d%",head->DateNum);
head->Next = NULL;
pointer = head;
while(1)
{
printf("Please input number of List(0 means quit):");
scanf("%d",DataNum);
if(DataNum == 0)
break; //退出
//如果不要退出
newNode = (Link)malloc(sizeof(Node));
newNode->DateNum = DataNum;
newNode->Next = NULL;
pointer->Next = newNode;
pointer = newNode;
}
}
return head;
}
void main()
{
Link head;
head = CreateList(head);
if(head != NULL)
{
OutputList(head);
FreeList(head);
}
}
#include <stdio.h>
struct List
{
int DateNum;
List* Next;
}; //silly boy!! fogot ;
typedef List Node;
typedef Node* Link;
//链表的释放
void FreeList(Link head)
{
Link pointer;
while(head != NULL)
{
pointer = head;
head = head->Next;
free(pointer);
}
}
//链表的输出
void OutputList(Link head)
{
Link pointer;
pointer = head;
while(pointer != NULL)
{
printf("DataNumber: %d /n",pointer->DateNum);
pointer = pointer->Next;
}
}
//链表的建立
Link CreateList(Link head) //返回head节点
{
int DataNum = 1;
Link pointer;
Link newNode;
head = (Link)malloc(sizeof(Node));
if(head == NULL)
printf("failed to allocate memory! /n");
else{
printf("Please input number of List(0 means quit):");
scanf("d%",head->DateNum);
head->Next = NULL;
pointer = head;
while(1)
{
printf("Please input number of List(0 means quit):");
scanf("%d",DataNum);
if(DataNum == 0)
break; //退出
//如果不要退出
newNode = (Link)malloc(sizeof(Node));
newNode->DateNum = DataNum;
newNode->Next = NULL;
pointer->Next = newNode;
pointer = newNode;
}
}
return head;
}
void main()
{
Link head;
head = CreateList(head);
if(head != NULL)
{
OutputList(head);
FreeList(head);
}
}
该博客主要展示了用C语言实现链表操作的代码。包含链表的创建、输出和释放功能。通过定义结构体表示链表节点,利用malloc分配内存,实现了链表节点的添加,还提供了输出链表数据和释放链表内存的函数。
1989

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