WeiChienHsu

import java.util.*;

class Permutation {
    public static void main(String[] args) {
        String[] dayHoursList = new String[]{"4", "4", "4", "4", "4", "?", "?"};
        int maxDayHours = 8;
        int weekHours = 28;
        List<String> results = getPermutation(dayHoursList, maxDayHours, weekHours);
        for(int i = 0; i < results.size(); i++) {
            System.out.println(results.get(i));