import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.TreeMap;
import java.util.Map;

public class TrzyMapy {

	public static void main(String[] args) {
		HashMap<Integer, String> hashmapa = new HashMap<Integer, String>();
		LinkedHashMap<Integer, String> linkedhashmapa = new LinkedHashMap<Integer, String>();
		TreeMap<Integer, String> treemapa = new TreeMap<Integer, String>();

		testMap(hashmapa);
	}

	public static void testMap(Map<Integer, String> mapa) {
		mapa.put(11, "świnka");
		mapa.put(1, "mysz");
		mapa.put(17, "szynszyla");
		mapa.put(5, "chomik");
		mapa.put(3, "pies");
		mapa.put(2, "kot");
		mapa.put(8, "lis");

		for (Integer key : mapa.keySet()) {
			String value = mapa.get(key);
			System.out.println("Klucz " + key + ", wartość " + value);
		}

	}

}