int getnum(void)
{
	int result = 0;
	int run = 1;
	while (run)
	{
		while (getkey() != -1);
		while (getkey() == -1);
		if ((mapkey(getkey()) >= 0) && (mapkey(getkey()) <= 9))
		{
			result = ((result * 10) + (mapkey(getkey())));
		}
		if (mapkey(getkey()) == '*')
		{
			result /= 10;
		}
		if (mapkey(getkey()) == '#')
		{
			run = 0;
		}
	}
	return result;
}