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>
using namespace std;

int main(){
  int n,k;
  string s;
  cin>>n>>s>>k;

  char c=s[k-1];
  for(int i=0; i<n; i++){
    if(s[i]!=c)s[i]='*';
  }

  cout<<s<<endl;
}