#include <stdio.h>
//①定義鏈表數據結構
struct node
{
int num;
struct node *next;
};
//函數聲明
struct node *creat();
void print();
main( )
struct node *head;
head=NULL; //②建壹個空表
head=creat(head);/*創建單鏈表*/
print(head);/*打印單鏈表*/
}