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[] c = S.toCharArray();
    
    for (int i = 0; i < N; i++) {
      if (S.charAt(i) != S.charAt(K - 1)){
        c[i] = '*';
      }
    }
    for (int i = 0; i < N; i++){
      System.out.print(c[i]);
	}
  }
}