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.Scanner;

public class Main {
    public static void main(String[] args) {
        int N, K;
        String S;
        
        Scanner scanner = new Scanner(System.in);
        N = Integer.valueOf(scanner.nextLine());
        S = scanner.nextLine();
        K = Integer.valueOf(scanner.nextLine()) - 1;
        scanner.close();
        
        char[] c = S.toCharArray();
        char targetChar = c[K];

        for (int i = 0; i < N; i++) {
            if (c[i] != targetChar ) {
                c[i] = '*';
            }
        }

        System.out.println(String.valueOf(c));
    }
    
}