public void ShowMemory() {
        System.out.print("\nPamięć: ");
        memory.forEach((n)->{
                                System.out.print(n + ": \n");
                                for(Map.Entry<String, Integer> entry : n.entrySet()) {
                                    String key = entry.getKey();
                                    Integer val = entry.getValue();
                                    System.out.print("key: " + key + ", val: " + val + " ");
                                }
                                System.out.print("\n");
                            });
        System.out.print("\n");
    }