LISTS,SETS,MAPS

ArrayList<String> names = new ArrayList<String>(Arrays.asList("gar","tor","hui","ttttt")) {{
            add("Peter");
            add("Maria");
            add("Katya");
            add("Todor");
        }};
        names.add("Nakov"); // Peter, Maria, Katya, Todor, Nakov
        names.remove(0); // Maria, Katya, Todor, Nakov
        names.remove(1); // Maria, Todor, Nakov
        names.remove("Todor"); // Maria, Nakov
        names.addAll(Arrays.asList("Alice", "Tedy")); // Maria, Nakov, Alice, Tedy
        names.add(3, "Sylvia"); // Maria, Nakov, Alice, Sylvia, Tedy
        names.set(2, "Mike"); // Maria, Nakov, Mike, Sylvia, Tedy
        System.out.println(names);

        for (String name : names)
        {
            System.out.println(name);
        }


        // This will not compile!
        //ArrayList<int> intArr = new ArrayList<int>();


        ArrayList<Integer> nums = new ArrayList<Integer>(Arrays.asList(5, -3, 10, 25)){{
        add(7777);
        add(6777);
        add(78);
        add(423);
    }};
                ;
        nums.add(55); // 5, -3, 10, 25, 55
        System.out.println(nums.get(0)); // 5
        System.out.println(nums); // [5, -3, 10, 25, 55]
        nums.remove(2); // 5, -3, 25, 55
        nums.set(0, 101); // 101, -3, 25, 55
        System.out.println(nums); // [101, -3, 25, 55]

        //System.out.println(nums[2]); // The indexer [] does not work
        //nums[2] = 5; // The indexer [] does not work

        nums.add(5); // 5, -3, 10, 25, 55, 5
        nums.add(15); // 5, -3, 10, 25, 55, 5, 15

        // Streaming API example with functional-style processing
        for (Integer num : nums)
        {
            System.out.println(num);
        }


//////////////////////////////////// SETS ////////////////////////////////////////////////////////////////////////////////

                                Set<String> setm = new HashSet<String>();

                setm.add("Peter");
                setm.add("Tosho");
                setm.add("Peter");
                setm.add("George");
                setm.add("Maria");
                setm.add("Alice");

                setm.remove("Peter");
                setm.add("Gggggg");
                setm.add("kondio");
                setm.add("alexander");
                System.out.println(setm); // [George, Alice, Tosho, Maria]

                System.out.println(setm.contains("Maria"));// dali neshto se namira vutre

                System.out.println();

                for (String element : setm) {
                    System.out.println(element);
                }
                System.out.println();



                System.out.println();

                TreeSet<String> orderedSet = new TreeSet(setm);
                System.out.println(orderedSet);


                for (String element : orderedSet ) {
                    System.out.println(element);
                }

////////////////////////////////////// sets numbers  /////////////////////////////////////////

Set<Integer> setm = new HashSet<Integer>(Arrays.asList(54,23,488,198765432));

                setm.add(1);
                setm.add(66);
                setm.add(67);
                setm.add(2);
                setm.add(699);
                setm.add(0);
                ///////////
                setm.addAll(Arrays.asList(4444,666,-1111111));
            ///////////////////////
                setm.remove(55);
                setm.add(76);
                setm.add(4567);
                setm.add(-7);
                System.out.println(setm); // [George, Alice, Tosho, Maria]

                System.out.println(setm.contains(699));// dali neshto se namira vutre

                System.out.println();

                for (Integer element : setm) {
                    System.out.println(element);
                }
                System.out.println();



                System.out.println();
                ///////////////    TREESET    ////////////
                TreeSet<Integer> orderedSet = new TreeSet(setm);
                System.out.println(orderedSet);


                for (Integer element : orderedSet ) {
                    System.out.println(element);
                }


/////////////////////////////////////// MAPS ////////////////////////////////////////////////////////


HashMap<String, Integer> kondio = new HashMap<>();
        kondio.put("kondio", 6);
        kondio.put("amet", 62);
        kondio.put("fiki", 33);
        kondio.put("toni", 2);
        kondio.put("jivkoMIX", -10);
        kondio.put("fiki", 55);// zamenq vinagi poslednoto
        ///////////////
        kondio.remove("amet");
        /////
        System.out.println(kondio.containsValue(-10));
        System.out.println(kondio.containsKey("toni"));
        ///
        System.out.println();
        ///
        for (String key :kondio.keySet()) {
            System.out.println("" + key + " -> " + kondio.get(key));
        }


        System.out.println();
        //////////////////////////////////////////////////


        HashMap<String, ArrayList<Integer>> grades = new HashMap<>();
        grades.put("Peter", new ArrayList<>(Arrays.asList(5)));
        grades.put("George", new ArrayList<>(Arrays.asList(5, 5, 6)));
        grades.put("Maria", new ArrayList<>(Arrays.asList(5, 4, 4)));
        grades.get("Peter").add(6);
        grades.get("George").add(6);

        for (String key : grades.keySet()) {
            System.out.println("" + key + " -> " + grades.get(key));
        }



        System.out.println();
        System.out.println();
        /////////////// tree map   //////////////////


        TreeMap<String, ArrayList<Integer>> orderedSet = new TreeMap(grades);

        for (String key : orderedSet.keySet()) {
            System.out.println("" + key + " -> " + orderedSet.get(key));
        }


////////////////////////////////    ne go razbiram toq primer   //////////////////


       String[] words = {
                "yes", "hi", "hello", "hi", "welcome", "yes", "yes",
                "welcome", "hi", "yes", "hello", "yes"
            };

        TreeMap<String, Integer> wordsCount = new TreeMap<String, Integer>();

            for (String word : words) {
                Integer count = wordsCount.get(word);
                if (count == null) {
                    count = 0;
                }
                wordsCount.put(word, count+1);
            }

            System.out.println(wordsCount);

            for (String word : wordsCount.keySet()) {
                int count = wordsCount.get(word);
                System.out.printf("%s -> %d times\n", word, count);
            }