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.*;
class Main
{
	public static void main(String args[])
	{
		Scanner input = new Scanner(System.in);
		int n, k;
		String s;
		n = input.nextInt();
		s = input.next();
		k = input.nextInt();
		StringBuilder answer = new StringBuilder();
		for(int i = 0; i < n; i++)
		{
			if(s.charAt(i) != s.charAt(k-1))
			{
				answer.append("*");
			}
			else
			{
				answer.append(s.charAt(i));
			}
		}
		System.out.println(answer);
	}
}