const char *k1 = "kolejka1"; // valid and safe in either C or C++.
	const char *k2 = "kolejka2";

	losujElementy(30000, k1, queue1);
	losujElementy(30000, k2, queue1);

	queue1->removeMin();

	printf("Minimum to: %s\n", queue1->getMinimum()->info);
	queue1->removeMin();

	usuwajElementy(queue1,queue2);
	losujElementy(350000, k1, queue1);
	losujElementy(350000, k2, queue1);