#include <stdio.h>
#include <conio.h>

#define DIVISOR 3 

void main(void)
{  
  char first_n[10];
  char last_n[20];
  char e_mail[30];
  int i,id_num,id_save;
  int sum=0;
  int a0,a1,a2;
  //int a[20];
  a0=1;
  a1=1;

  printf("\n Enter your First Name :"); 
  scanf ("%s",&first_n);
  printf("\n Enter your Last Name : ");
  scanf("%s",&last_n);
  printf("\n Enter your e-mail : ");
  scanf("%s",&e_mail);
  printf("\n Enter your ID NUMBER : ");
  scanf("%d",&id_num);
  
  // calculate sum
  id_save=id_num;
  
  for (i=1;id_num!=0;i++)
  {
	  sum=sum+id_num%10;
	  id_num=id_num/10;
  }

  printf("\n %s\n %s\n %s \n ID NUMBER= %d ",first_n,last_n,e_mail,
	  id_save);
   
  for (i=2;i<sum/DIVISOR;i++)
  {
	  a2=a1+a0;
	  a0=a1;
	  a1=a2;
  };

  printf("\n Number[%d]=%d \n",i,a2);
  // To stop running the program.
  int stam=getch();
}