C :

#include<stdio.h> 
struct student 
{
long num;
char name[20];
char sex;
int year;
int month;
int day;	
}; 
void display (struct student *pt)
{
			   	printf("%ld %s %c %d/%d/%d\n",pt->num,pt->name,pt->sex,
				   pt->year,pt->month,pt->day);	
}
int main()
{
struct student stu={1001011,"王丽",'F',1995,10,12        
               };
               struct student *p=&stu;
              display(p); 
			   return 0;	
}