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(final String[] args) {

        try (final Scanner sc = new Scanner(System.in)) {
            int N = sc.nextInt();
            String S = sc.next();
            int K = sc.nextInt();
            char kc = S.charAt(K - 1);
            StringBuilder builder = new StringBuilder();
            for (int i = 0; i < S.length(); i++) {
                char c = S.charAt(i);
                builder.append(c == kc ? c : "*");
            }
            System.out.println(builder);
        }
    }

}
