import java.util.*;

class MiroirMots {

    public static void main(String args[]) {
        StringTokenizer st = new StringTokenizer("this is a test");
	Stack pile = new Stack();
        while (st.hasMoreTokens()) {
            pile.push(st.nextToken());
	}
	while(!pile.isEmpty()) {
	    System.out.print(pile.pop()+" ");
	}
	System.out.println();
    }
}