#include <stdio.h>
#include <string.h>

struct Person{
      char name[8]:
      int age ;
      char phone[12]:
};

int maint(){
     struct person a1 = {"hong",20,"123-0001"}
     struct person a1 = {"park",34,"456-0002"}
     struct person a1 = {"song",17,"123-0003"}

     FILE *fp =fopen("adress,dat","wb")
     fwrite(&a1,sizeof(struct person), 1, fp);
     fwrite(&a2,sizeof(struct person), 1, fp);
     fwrite(&a3,sizeof(struct person), 1, fp);

     fclose(fp);
     printf("구조체기록 완료!\n")
     return0;

}