#include <stdio.h>
struct student
  {int num;
      char name[20];
      char sex;
      int age;
   };
   struct student stu[3]={{10101,"Li Lin",'M',18},{10102,"Zhang Fun",'M',19},{10104,"Wang Min",'F',20}};
    main()
    {struct student*p;
	printf("No.   Name                  sex age\n");
       for (p=stu;p<stu+3;p++)
printf("%5d %-20s %2c %4d\n",p->num, p->name, p->sex, p->age);
}