{"raw_statement":[{"iden":"problem statement","content":"You are given a string $S$ consisting of lowercase English letters. The length of $S$ is between $3$ and $100$, inclusive.\nAll characters but one of $S$ are the same.\nFind $x$ such that the $x$\\-th character of $S$ differs from all other characters."},{"iden":"constraints","content":"*   $S$ is a string of length between $3$ and $100$, inclusive, consisting of two different lowercase English letters.\n*   All characters but one of $S$ are the same."},{"iden":"input","content":"The input is given from Standard Input in the following format:\n\n$S$"},{"iden":"sample input 1","content":"yay"},{"iden":"sample output 1","content":"2\n\nThe second character of `yay` differs from the first and third characters."},{"iden":"sample input 2","content":"egg"},{"iden":"sample output 2","content":"1"},{"iden":"sample input 3","content":"zzzzzwz"},{"iden":"sample output 3","content":"6"}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}