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 {
        Scanner sc = new Scanner(System.in);
        int num = Integer.parseInt(sc.next());
        String str = sc.next();
        int num2 = Integer.parseInt(sc.next());
        String targetValue = str.substring(num2 -1,num2);

        String tmpValue = "";
        for (int i = 0; i < str.length(); i++) {
            tmpValue = String.valueOf(str.charAt(i));
            if (!targetValue.equals(tmpValue)) {
                str = str.replace(tmpValue,"*");
            }
        }
        System.out.println(str);
    }
}
