/* EXPERIMENT -  */
/* AIM : TO GENERATE THE FIRST SPECIFIED 'n' TERMS OF THE FIBONACI SERIES */
		   /* PROGRAMMER : SHEKHAR A. SHERIKAR */
			    /*Date : 29:09:98*/

main()
{
 int x,u,i,f,p,t,z;
 clrscr();
 z=1;
 while(z!=0)
 {
  clrscr();
  printf("\n\n\tThis program will help you to find the first 'n' terms of the\n\tFIVONACI SERIES.\n\tAll values entered should be strictly integers.\n\n\tType 1 to continue and 0 to exit : ");
  scanf("%d",&z);
  switch(z)
  {
   case 1: printf("\n\n\tEnter the upper limit for the series : ");
	   scanf("%d",&x);
	   u=3;
	   i=1;
	   f=2;
	   if((x>1)&&(x<3))
	     printf("\t1\t1\t");
	   if(x==1)
	     printf("\t1\t");
	   if(x>2)
	   {
	    printf("\t1\t1\t2\t");
	    t=0;
	    while(u<x)
	    {
	     p=i+f;
	     printf("%d\t",p);
	     i=f;
	     f=p;
	     u=u+1;
	     t++;
	    }
	   }
	   if(t>20)
	     printf("\n\n\t\t\t!!!!!!!!!!!! ERROR !!!!!!!!!!!!\n\n\t\t!!! THE INPUT VALUE TOO LARGE FOR COMPUTATION !!!\n\n\t\t\tPress any key to Re-Run the program.....\n\n");
	   else
	     printf("\n\n\tPress any key to continue........");
	   getch();
	   break;
   case 0: printf("\n\n\tThe program is terminated on your request.\n\n\tPress any key to return to source file........");
	   getch();
	   break;
   default:printf("\n\n\t\t\t!!!!!!!! INVALID INPUT !!!!!!!!\n\n\t\t\tPress any key to continue........");
	   getch();
	   break;
  }
 }
}