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  = sc.nextInt();
        String S = sc.next();
        int K = sc.nextInt();
        char point = S.charAt(K-1);
        
        for(int i=0; i<S.length(); i++){
            if(S.charAt(i) == point){
                System.out.print(S.charAt(i));
            }else{
                System.out.print("*");
            }
        }
    } 
}
