acm 2019 Java

import java.util.Arrays;
import java.util.Scanner;



public class Main {
    public static void main(String args[]) {

        Scanner in = new Scanner(System.in);
        for (; ; ) {

            int n = in.nextInt();
            int m = in.nextInt();


            if (n == 0 &&m == 0) {
                System.exit(0);
            }
            int date[] = new int[n+1] ;
            for(int i = 0 ; i < n ; i++){
                 date[i] = in.nextInt();
            }

            date[n] = m ;
            Arrays.sort(date);
            for(int i = 0 ; i < n; i++){
                System.out.print(date[i]+" ");
            }
            System.out.println(date[n]);
        }
    }

}