/* package whatever; // don't place package name! */
 
/* package whatever; // don't place package name! */
 
import java.util.*;
class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();s.trim();
		Stack<Character> stack = new Stack<>();
 
		String[] parts = s.split("\\s+");
 
		StringBuilder sb = new StringBuilder();
		for(String part : parts){
			for(int i=0; i<part.length(); i++){
				stack.push(part.charAt(i));
			}
			while(!stack.isEmpty()){
				sb.append(stack.pop());
			}sb.append(" ");
		}
		System.out.println(sb.toString().trim());
	}
}

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

IGhlbGxvICB3b3JsZA==

 hello  world