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**
//package first_beginner;

import java.util.*;

public class Main {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in) ;
		int len = in.nextInt() ;
		String line = in.next() ;
		int index = in.nextInt() ;
		char flag = line.charAt(index-1) ;
		for(int i=0;i<len;i++) {
			if(line.charAt(i)!=flag) {
				System.out.print("*");
			}else {
				System.out.print(flag);
			}
		}
	}

}
