Intro to Functional Programming

class Test { public static void main(String[] args) { List<Integer> integers = new ArrayList<>(Arrays.asList(1, 2, 3, 3, 4, 5, 6, 7, 7, 8, 9, 9, 10)); List<Integer> resultList = new ArrayList<>(); for (Integer integer : integers) { if (!resultList.contains(integer)) { resultList.add(integer); } } System.out.println(resultList); } } Output: [1, 2, 3, 4, 5, 6, 7, 8,…

class Test { public static void main(String[] args) { int[] array = {7, 8, 12, 41, 13, 98, 12, 18, 15, 72, 65, 90, 39, 40, 81, 10}; long sum = 0; for (int i = 0; i < array.length; i++) { if (array[i] % 2 == 0) { // the way to find out…