单链表创建和显示元素

#include<iostream>
#include<stdio.h>
#include<conio.h>
using namespace std;

typedef struct LNode{
int data;
struct LNode *next;
}LNode,*LinkList;
void CreateList_L(LinkList &L,int n){
int i;
LNode *p;

L->next=NULL;
cout<<"Please input the data in the LinkList:"<<endl;
for(i=n;i>0;--i){
p=(LinkList)malloc(sizeof(LNode));
cin>>p->data;
p->next=L->next;
L->next=p;
}
if(n)
cout<<"Success to create a LinkList!"<<endl;
else
cout<<"A NULL LinkList has been create!"<<endl;
}
void display(LinkList &L){
//LNode *p;
//L=(LinkList)malloc(sizeof(LNode));
cout<<"The data is:"<<endl;
while(L!=NULL){
//p=(LinkList)malloc(sizeof(LNode));
cout<<L->data<<endl;
L=L->next;

}
}
void main(){
LinkList L,head;
L=(LinkList)malloc(sizeof(LNode));
head=L;
head->data=0;
int LinkListNum;
cout<<"Please input the LinkListNum:"<<endl;
cin>>LinkListNum;
CreateList_L(L,LinkListNum);
cout<<"OK...!"<<endl;
display(head);
getch();
}