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.Arrays;
import java.util.Scanner;

public class Main {
public static void main(String[] args) {
		
		Scanner keyboard = new Scanner(System.in); 
		
		int N = keyboard.nextInt();
		String SS = keyboard.next();	
		int K = keyboard.nextInt();
		
		String[] moji = SS.split("");
			
		int nokosu = K - 1;
		String hana = moji[nokosu];
		
		for(int j=0; j < SS.length() ; j++) {
			if (moji[j].equals(hana)) {	
			}else {
				moji[j] = "*";
			}
		}
		for(int k=0; k < N; k++) {
			System.out.print(moji[k]);
		}
		keyboard.close();	

	}
}