#include <stdio.h>
int main()
 {struct student
   {long int num;
    char name[20];
    char sex;
    char addr[20];
   }a={10101,"Li Lin",'M',"123 Beijing Road"};
  printf("NO.:%ld\nname:%s\nsex:%c\naddress:%s\n",a.num,a.name,a.sex,a.addr);
  return 0;
}