{"raw_statement":[{"iden":"problem statement","content":"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 `*`."},{"iden":"constraints","content":"*   $1 \\leq K \\leq N\\leq 10$\n*   $S$ is a string of length $N$ consisting of lowercase English letters.\n*   $N$ and $K$ are integers."},{"iden":"input","content":"Input is given from Standard Input in the following format:\n\n$N$\n$S$\n$K$"},{"iden":"sample input 1","content":"5\nerror\n2"},{"iden":"sample output 1","content":"*rr*r\n\nThe second character of $S$ is `r`. When we replace every character in `error` that differs from `r` with `*`, we get the string `*rr*r`."},{"iden":"sample input 2","content":"6\neleven\n5"},{"iden":"sample output 2","content":"e*e*e*"},{"iden":"sample input 3","content":"9\neducation\n7"},{"iden":"sample output 3","content":"******i**"}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}