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 <bits/stdc++.h>
#include <string>
using namespace std ;

int main(){
	int n,s;
	string a;
	cin>>n;
	cin>>a;
	cin>>s;
	for(int i=0;i<=a.length();i++){
		if(a[i]!=a[s-1]){
			a[i]='*';
		}
	}
	cout<<a<<"\n";
}
