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 scanner = new Scanner(System.in);
    try {
      int n = scanner.nextInt();
      String s = scanner.next();
      int k = scanner.nextInt();
      char a = s.charAt(k-1);

      String ans = "";
      for (int i = 0; i < n; i++) {
        if (s.charAt(i) == a) {
          ans += s.charAt(i);
        } else {
          ans += "*";
        }
      }
      System.out.println(ans);
    } finally {
      scanner.close();
    }
  }
}
