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) throws Exception {
        // Your code here!
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        String s = sc.next();
        int K = sc.nextInt();
        String slist[] = s.split("");
        String check = slist[K-1];
        //System.out.println(check);
        for(int i = 0; i < s.length(); i++){
            if(!(slist[i].equals(check))){
                slist[i] = "*";
            }
        }
        for(int i = 0; i < s.length(); i++){
            System.out.print(slist[i]);
        }
    }
}
