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 space = sc.nextLine();
    String s = sc.nextLine();
    int k = sc.nextInt();
    char a = s.charAt(k-1); 
    char index[] = new char[n];

    for(int i=0;i<n;i++){
      index[i] = s.charAt(i);
      if(index[i] == a){
        System.out.print(index[i]);
      }else{
        index[i] = '*';
        System.out.print(index[i]);
      }
    }
  }
}   