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 <cstdio>

int main()
{
  int n, k;
  char s[11];
  scanf("%d%s%d", &n, s, &k);
  for (int i = 0; i < n; ++i)
  {
    putchar(s[i] == s[k - 1] ? s[k - 1] : '*');
  }
  putchar('\n');
  return 0;
}