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) {
		try (Scanner scanner = new Scanner(System.in)) {
			scanner.nextInt();
			String s = scanner.next();
			int k = scanner.nextInt();

			char target = s.charAt(k - 1);
			char[] cs = s.toCharArray();
			for (char c : cs) {
				if (c == target) {
					System.out.print(c);
				} else {
					System.out.print('*');
				}
			}
			System.out.println();
		}
	}

}
