You are given a string S of length N consisting of lowercase English letters, and an integer K. Print the string obtained by replacing every character in S that differs from the K-th character of S, with `*`.

Constraints

* 1 \leq K \leq N\leq 10
* S is a string of length N consisting of lowercase English letters.
* N and K are integers.

Input

Input is given from Standard Input in the following format:


N
S
K


Output

Print the string obtained by replacing every character in S that differs from the K-th character of S, with `*`.

Examples

Input

5
error
2


Output

*rr*r


Input

6
eleven
5


Output

e*e*e*


Input

9
education
7


Output

******i**
import java.util.*;
public class Main {
	public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        
		int n = sc.nextInt();
        String s = sc.next();
        int k = sc.nextInt();
        
        //K番目の文字取得
        String kcha = s.substring(k - 1, k);


        for (int i = 0; i < s.length(); i++){
            String cha = s.substring(i, i + 1);

            if (cha.equals(kcha)) {

            } else {
              
                s = s.replace(cha,"*");
            } 

        }

        System.out.println(s);
     }
}