#include <windows.h>
#include <stdlib.h>
#include <iostream.h>

//thread1b.cpp

typedef struct
{
   DWORD  count;
   DWORD   size;
}  paramtypes;



void myThread(paramtypes *params)
{
  DWORD i,j;
  
  i=0; 
  while (i < 50) {
    cout << "Here I am in thread #"<< (*params).count << "\n";
	cout << "   Size is " << (*params).size << "\n";
   
	if (i%2 == 0)
	  Sleep(1000);
	else
	  Sleep(10);
	i++;
  }

  GlobalFree(params);
}

void main(void)
{
  HANDLE myHandles[5];  //array of three handles
  DWORD threadID;
  paramtypes *params;
  DWORD count;
  int size;
 
  size=50;
  for (count=0; count<5; count++)
  {
    // allocate memory for a "params" structure
    params=(paramtypes *) GlobalAlloc(GPTR, 
      sizeof(paramtypes));

	(*params).count = count;
	(*params).size = size;


	size--;


    // create a thread and pass it the pointer 
    // to its "params" struct
    myHandles[count]=CreateThread(0, 0,
      (LPTHREAD_START_ROUTINE) myThread, 
      params, 0, &threadID);
  }

  // wait for all threads to finish execution
  WaitForMultipleObjects(3, myHandles, 
    TRUE, INFINITE);  
}