Given is a string S. Replace every character in S with `x` and print the result.

Constraints

* S is a string consisting of lowercase English letters.
* The length of S is between 1 and 100 (inclusive).

Input

Input is given from Standard Input in the following format:


S


Output

Replace every character in S with `x` and print the result.

Examples

Input

sardine


Output

xxxxxxx


Input

xxxx


Output

xxxx


Input

gone


Output

xxxx
import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String word_after = sc.next().replaceAll("[0-9a-z]", "x");
		System.out.println(word_after);
    }
}