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();
      
        char[] list = S.toCharArray();
        char jd = list[K-1];
      
        for(int i = 0; i < list.length; i++){
          if(list[i] != jd){
            list[i] = '*';
          }
          
          System.out.print(list[i]);
        }
          System.out.println();
   }
}