Task1

package HomeWork_Programming;

import java.util.*;

public class Task1 {

    public static Map<Integer, Integer> countOccurences (int[] arr) {
        int len = arr.length;
        Map<Integer, Integer> map = new HashMap<Integer, Integer>();

        for(int i = 0; i < len; i++) {
            int key = arr[i];
            if (map.containsKey(key)) {
                int value = map.get(key);
                map.put(key, value + 1);
            } else {
                map.put(key, 1);
            }
        }

        return map;
    }

    public static void main(String[] args) {

        int[] array = {6, 1, 6, 21, 6, 8, 4, 2, 22, 2, 2, 22, 6};

        System.out.println(countOccurences(array));

    }
}