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) {
	Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		String s = sc.next();
		int k = sc.nextInt();
		char a= s.charAt(k-1);
		StringBuilder aa = new StringBuilder();
		aa.append(s);
		sc.close();
	for(int i =0; i<n; i++) {
    if(s.charAt(i)!=a)
    	aa.setCharAt(i, '*');
	}
	String ans = aa.toString();

	System.out.println(ans);

	}

}
