import java.util.*;
public class ReverseString{
    public static void main(String[]args){
        Scanner input=new Scanner(System.in);
        StringBuffer buffer=new StringBuffer();
        System.out.println("Enter string: ");
        String str=input.nextLine();
        Stack stack=new Stack();
        StringTokenizer stk=new StringTokenizer(str," ");
        while(stk.hasMoreTokens()){
        stack.push(stk.nextElement());
}
System.out.print("Reverse word string: ");
while(!stack.empty())
{
System.out.print(stack.pop());
System.out.print(" ");
}
System.out.println(" ");
}
}