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().split("");
		int K=sc.nextInt();
		String s_vlaue=S[K-1];
		String result="";

		for(int i=0;i<S.length;i++) {
			if(!S[i].equals(s_vlaue)) S[i]="*";
		}
		for(int i=0;i<S.length;i++) {
			System.out.print(S[i]);
		}
    }
}