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;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		int size = Integer.parseInt( sc.nextLine() );
		final String N = sc.nextLine();
		int targetIndex = Integer.parseInt( sc.nextLine() );
		StringBuilder result = new StringBuilder();
		char targetChar = N.charAt(targetIndex-1);

		for( int i = 0; i < size; i++ ) {
			if( N.charAt(i) == targetChar ) {
				result.append(targetChar);
			} else {
				result.append("*");
			}
		}
		System.out.println( result.toString());
	    
		sc.close();
	}
}