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**
#include<iostream>
using namespace std;

int main()
{
	int N,K;
	cin >> N;
	string S;
	cin  >>S >>K;

	for (int i=0;i<N;i++){
		if (S[i] != S[K-1]){
			S[i] = '*';
		}
	}
	cout << S;

	return 0;
}