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 sc = new Scanner(System.in)) {
			int N = Integer.parseInt(sc.next());
			String S = sc.next();
			int K = Integer.parseInt(sc.next());
			StringBuilder sb = new StringBuilder();
			char c = S.charAt(K -1);
			for(char cc : S.toCharArray()) {
				if(cc == c) {
					sb.append(cc);
				} else {
					sb.append('*');
				}
			}
			System.out.println(sb.toString());
		} // Scanner Close
	}
}