Solve a digit subtraction problem; see https://math.stackexchange.com/questions/3594010.

Question3594010.java

public class Question3594010 {
    public static void main(String [] args) {
        for (int [] p : Permutations.getPermutations (9)) {
            int n1 = getNumber(p,0);
            int n2 = getNumber(p,1);
            if (n1 - n2 == 33333)
                System.out.println(n1 + " - " + n2 + " = 33333");
        }
    }

    private static int getNumber(int [] p,int i) {
        int number = 0;
        while (i < p.length) {
            number *= 10;
            number += p [i] + 1;
            i += 2;
        }
        return number;
    }
}