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

#define LINES 10
#define MAX 50

struct date myday(struct date bday);

struct date
{
  int mo, day, yr;
  char moabbbr[LINES];

};

struct startupcosts
{
  float buslicense;
  float utilitycon;
  float buspermit;
  float startupfund;
  int storenumber;
  char storename[MAX];
  struct date openingday;
};



typedef
struct roomalldata
{
  float len, wid;
  char rmname[MAX];
  char rmtype;
  int rmnumber;
  int stockamts[6];
  float area;  // sq ft
  float rentalrate;

}    
  MYROOMS;


typedef 
int 
fourbyte;


/*  DON'T DO THIS
struct
{
  int a, b;
  float c;
} var1, var2;
*/

int dovals(int *, int);

int main()
{
  struct startupcosts mybusstart;
  struct date orderdate, odate;

  fourbyte val;

  struct roomalldata rooms[25], jcrooms;
  MYROOMS jcroom;

  int bytes_read, q;
  int nbytes = 100;
  char *my_string = NULL;
  char arrstr[LINES][100];
  FILE *infile;
  char t;
  int fi, i,j,k;
  int arri[MAX];
  float ff;
  int *iptr;
  int kappa[3][5];
  char *cptr;
  char *carrptr[10];
  char **ca2ptr = &cptr;

  iptr = (int *) malloc(sizeof(int) * LINES);
  dovals(iptr,LINES);
  j = k = 0;
  fi = 15;

  for (i = 0; i < LINES; i++)
    {
      printf("\niptr[%d] is :  %d and %d",i, iptr[i], *(iptr + i) );
    
      // kappa[j][k];
      //  *(*(kappa + j)+k)
    }

  /*
  t= 'j';
  cptr = &t;

  printf("cptr = %p, addr of cptr = %p, value of dereferenced cptr = %c\n",cptr,&cptr, *cptr);

  printf("cpa2tr = %p, addr of ca2ptr = %p, value of dereferenced ca2ptr = %c\n",ca2ptr,&ca2ptr, **ca2ptr);
  cptr =(char *)malloc(sizeof(char));
  *cptr = 'c';
  printf("cptr = %p, addr of cptr = %p, value of dereferenced cptr = %c\n",cptr,&cptr, *cptr);

  printf("cpa2tr = %p, addr of ca2ptr = %p, value of dereferenced ca2ptr = %c\n",ca2ptr,&ca2ptr, **ca2ptr);


  */




  /*
  printf("\n fi = %d, addr of fi = %p,\n",fi,&fi);
  printf(" iptr = %p, iptr dereferenced = %d, addr of iptr = %p\n",iptr, *iptr, &iptr);

  printf("\n t = %c, addr of t = %p, \n",t,&t);
  printf("cptr = %p, derefernced cptr as char = %c  addr of cptr = %p\n",cptr, *cptr,&cptr);

  fi = 8;
  t = 'q';

  printf("\n fi = %d, addr of fi = %p,\n",fi,&fi);
  printf(" iptr = %p, iptr dereferenced = %d, addr of iptr = %p\n",iptr, *iptr, &iptr);

  printf("\n t = %c, addr of t = %p, \n",t,&t);
  printf("cptr = %p, derefernced cptr as char = %c  addr of cptr = %p\n",cptr, *cptr,&cptr);

  iptr = (int *) malloc(sizeof(int)*MAX);

  printf("\n size of iptr = %d\n",sizeof(iptr));
  printf("\n iptr = %p, iptr dereferenced = %d, addr of iptr = %p\n",iptr, *iptr, &iptr);

  for (fi = 0; fi < MAX; fi++)
    {
      //      int *ip2= (iptr + fi);
      //      *ip2 = fi:

      //      *(iptr +fi) = fi;
      iptr[fi] = fi * 2;
      printf("\n ip2 = %p, ip2 dereferenced = %d, addr of ip2 = %p",(iptr +fi), iptr[fi], &iptr);
    }

  for (fi = 0; fi < MAX; fi++)
    {

      *(arri+fi) = iptr[fi];
      printf("\n arri[fi] = %d, ip2 dereferenced = %d, at index = %d", arri[fi], iptr[fi], fi);
    }

  */

  /*
  int array[]= {3, 5, -7, 5679, 12, -4, 8675, 549, -77, -3};

  jcroom.rmnumber = 50;

  rooms[0].rmnumber = jcrooms.rmnumber;

  orderdate.mo = 10;
  orderdate.day = 23;
  orderdate.yr = 2012;

  printf("\nOrder date : %d %d %d ",orderdate.mo, orderdate.day, orderdate.yr);
  
  orderdate = myday(orderdate);

  printf("\nOrder date after bday : %d %d %d ",orderdate.mo, orderdate.day, orderdate.yr);
  //printf("\nO date after bday : %d %d %d ",odate.mo, odate.day, odate.yr);

  mybusstart.buspermit = 2000;
  mybusstart.buslicense = 500;
  mybusstart.openingday.mo = 12;
  mybusstart.openingday.day = 1;
  mybusstart.openingday.yr = 2012;

  for (fi = 0; fi < 5; fi++)
    {
      printf("\nEnter a room number: ");
      scanf("%d",&(rooms[fi].rmnumber));
      //rooms[fi].rmnumber = -1;
      printf("rooms[%d] is %d\n",fi, rooms[fi].rmnumber);
    }




  printf("opening day and mo is %d - %d \n",mybusstart.openingday.day, mybusstart.openingday.mo);
  */

  return 0;
}
struct date myday(struct date bday)
{
  struct date temp;

  temp.day = 1;
  temp.day = 2;
  temp.day = 3;

  bday.day = 4;
  bday.mo = 7;
  bday.yr = 1962;

  temp = bday;

  return temp;

}


int dovals(int *ip, int max)
{
  int i;
  for (i = 0; i < max; i++)
    {
      printf("\nEnter an integer please: ");
      //      scanf("%d", &ip[i]);
      scanf("%d", (ip + i));
    }

  return 0;
}