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.*;

class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int n = Integer.parseInt(sc.next());
    String s = sc.next();
    int k = Integer.parseInt(sc.next());
    
    String target = s.substring(k-1,k);
    String check = "";
    String ans = "";
    
    for (int i=0; i<n; i++) {
      check = s.substring(i,i+1);
      if (check.equals(target)) {
        ans += check;
      } else {
        ans += "*";
      }
    }
    System.out.println(ans);
  }
}
