ArrangeIntegers

package company;


import java.util.ArrayList;
import java.util.Arrays;
import java.util.Scanner;
import java.util.TreeMap;
import java.util.stream.Collectors;

public class ArrangeIntegers {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int[] numbers = Arrays.asList(scanner.nextLine().split("[\\s,]+"))
                .stream().mapToInt(Integer::parseInt).toArray();

        String[] sort = sorted(numbers);

        ArrayList<String> output = new ArrayList<>();

        for (int i = 0; i < sort.length; i++) {
            String[] line = sort[i].split("-");

            TreeMap<String, Integer> map = new TreeMap<>();
            map.put("zero", 0);
            map.put("one", 1);
            map.put("two", 2);
            map.put("three", 3);
            map.put("four", 4);
            map.put("five", 5);
            map.put("six", 6);
            map.put("seven", 7);
            map.put("eight", 8);
            map.put("nine", 9);

            StringBuilder num = new StringBuilder();

            for (int j = 0; j < line.length; j++) {
                int current = map.get(line[j]);

                num.append(current);
            }

            output.add(num.toString());
        }

        System.out.println(output.toString().substring(1, output.toString().length() - 1));
    }

    public static String[] sorted(int[] numbers) {
        String[] nums = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"};

        ArrayList<String> strNums = new ArrayList<>();

        for (int i = 0; i < numbers.length; i++) {
            String number = Integer.toString(numbers[i]);

            StringBuilder result = new StringBuilder();

            for (int j = 0; j < number.length(); j++) {
                int index = Integer.parseInt(Character.toString(number.charAt(j)));

                result.append(nums[index]);

                if (j < number.length() - 1) {
                    result.append("-");
                }
            }

            strNums.add(result.toString());
        }

        String[] endResult = strNums
                .stream().sorted((str1, str2) -> str1.compareTo(str2))
                .collect(Collectors.toList()).toArray(new String[strNums.size()]);

        return endResult;
    }
}