[help]basic calc.exe hack

	HWND hwnd = FindWindow(0, "Calculator");
	if(hwnd == NULL)
    cout << "ERROR 1" << endl;
	DWORD pID;
    GetWindowThreadProcessId(hwnd, &pID);
    if (pID == NULL)
	cout << "ERROR 2" << endl;
	HANDLE hHandle = OpenProcess(PROCESS_VM_WRITE | PROCESS_VM_OPERATION, false, pID);
    if (hHandle == NULL)
    cout << "ERROR 3" << endl;
	else
		while(1)
		{
	WriteProcessMemory(hHandle, (LPVOID)0x57C2A4, (LPVOID)0xB1, 4, NULL);
		}