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.*;

public class Main {
	public static void main(String args[]) {
    	Scanner sc = new Scanner(System.in);
      	int N,K;
      	String S;
      	N = sc.nextInt();
      	S = sc.next();
      	K = sc.nextInt();
      	char[] s = new char[N];
      	for (int i = 0; i < N; i++) {
        	s[i] = S.charAt(i);
        }
      	for(int i = 0;i < N; i++) {
        	if(s[K-1] != s[i]) {
              	s[i] = '*';
            }
        }
      	for(int i = 0; i < N; i++) {
        	System.out.print(s[i]);
        }
    }
}