Tuesday, 19 November 2013

program for producer consumer problem

program for producer consumer problem
===============================================================
#include
#include

void main()
{
 int ch,n,c1=0,c2=0,produce[23],consume[23];
 clrscr();
 printf("\n\n\n\n\n\t\n\n\t\t\tEnter Stack Size :  ",n);
 scanf("%d",&n);
 while(1)
 {
   clrscr();
   printf("\t\tProducer Stack (Stack Size : %d
                          )\n\t\t~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",n);
   display(c1,produce);
   printf("\n\n\t\tConsumer Stack (Stack Size : %d
                          )\n\t\t~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~",n);
   display(c2,consume);
   printf("\n\t\tCHOICES\n\t\t~~~~~~~\n\t1.Producer\n\t2.Consumer\n\t3.
                                                                     Exit\nEnter your choice :  ");
   scanf("%d",&ch);
   switch(ch)
   {
    case 1:
 if(c1==n)
  printf("Produer stack is FULL.So Producer goes to SLEEP\n");
 else
 {
 c1++;
 printf("\t\tEnter PRODUCE item is :");
 scanf("%d",&produce[c1]);
 }
 break;

    case 2:
 if(c2==n)
    printf("Consumer Stack is FULL.So it goes to SLEEP!..........\n\tReset the Cosumer Stack\n",c2=0);
 else if(c1==0)
   printf("\tProducer stack is EMPTY\n");
 else
  {
  c2++;
  consume[c2]=produce[c1];
  printf("\t\tCONSUME one item");
  c1--;
  }
 break;

    case 3:
 exit(0);

    default:
 printf("\tIt is Wrong choice,Please enter correct  choice!............\n");
    }
   getch();
  }
}

 display(int c,int stack[])
 {
  int i;
  printf("\n-------------------------------------------------------------------------------\n");
  if(c==0)
  printf("\tStack is EMPTY\n\t\t(Now It is sleeping)");
  else
  for(i=1;i<=c;i++)
  printf("\t%d",stack[i]);
  printf("\n------------------------------------------------------------------------------\n");
  }
=====================================================================

SAMPLE INPUT AND OUTPUT:

Enter Stack Size :  4

  Producer Stack (Stack Size : 4)
                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-------------------------------------------------------------------------------
        Stack is EMPTY
                (Now It is sleeping)
------------------------------------------------------------------------- -----

                Consumer Stack (Stack Size : 4)
                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-------------------------------------------------------------------------------
        Stack is EMPTY
                (Now It is sleeping)
------------------------------------------------------------------------- -----
                CHOICES
                ~~~~~~~
        1.Producer
        2.Consumer
        3.Exit
        Enter your choice :  2
             Producer stack is EMPTY
                Producer Stack (Stack Size : 4)
                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-------------------------------------------------------------------------------
        10
------------------------------------------------------------------------- -----

                Consumer Stack (Stack Size : 4)
                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-------------------------------------------------------------------------------
        Stack is EMPTY
                (Now It is sleeping)
------------------------------------------------------------------------- -----
                CHOICES
                ~~~~~~~
        1.Producer
        2.Consumer
        3.Exit
Enter your choice : 1
                        Enter PRODUCE item is :30
                Producer Stack (Stack Size : 4)
                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-------------------------------------------------------------------------------
        10      30
------------------------------------------------------------------------- -----

                Consumer Stack (Stack Size : 4)
                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-------------------------------------------------------------------------------
        Stack is EMPTY
                (Now It is sleeping)
------------------------------------------------------------------------- -----
                CHOICES
                ~~~~~~~
        1.Producer
        2.Consumer
        3.Exit
Enter your choice :  2
                Producer Stack (Stack Size : 4)
                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-------------------------------------------------------------------------------
        10
------------------------------------------------------------------------- -----

                Consumer Stack (Stack Size : 4)
                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-------------------------------------------------------------------------------
        30
------------------------------------------------------------------------- -----
                CHOICES
                ~~~~~~~
        1.Producer
        2.Consumer
        3.Exit
Enter your choice :3


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