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;
class Main{
    public static void main(String arg[]){
        Scanner scn=new Scanner(System.in);
        int n=scn.nextInt();
        String s=scn.next();
        int k=scn.nextInt();
        //char k-1を見る
        for(int i=0;i<n;i++){
            if(s.charAt(k-1)==s.charAt(i)){ 
                System.out.print(s.charAt(k-1));
            }else{
                System.out.print("*");
            }
        }
        System.out.println();
    }
}
