import java.util.Comparator;
import java.util.PriorityQueue;
import java.util.Stack;
import java.util.Scanner;


public class acertijo{

public static void main(String[] args) {

	System.out.println("Inserte el codigo");

	Scanner input = new Scanner(System.in);
	String[] a = input.nextLine().split(" ");

	for (int j = 0; j < a.length; j++) {

			String oracion = a[j];
			PriorityQueue<Character> cola = new PriorityQueue<Character>();

		    for (int i = 0; i < oracion.length(); i++){
		    char c = oracion.charAt(i);

		    if (Character.isLetter(c)) {
		            cola.add(c);
		        }

		    else if (c == '*') {

		            System.out.print(cola.poll());

		        }

		    else{
		    	System.out.print(' ');
		    	cola.clear();
		    }


			}

	System.out.print(' ');

	}

}

}