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.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
	static int N = 0;
	static String S = "";
	static int K = 0;
	public static void main(String[] args) {
		//入力
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		try {
			N = Integer.parseInt(br.readLine());
			S = br.readLine();
			K = Integer.parseInt(br.readLine());

		} catch(IOException e) {
			e.printStackTrace();
		}

		char c = S.charAt(K-1);
		System.out.println(S.replaceAll("[^" + c + "]", "*"));

	}
}