{"raw_statement":[{"iden":"problem statement","content":"You are given a string $S$ consisting of lowercase English letters and digits.  \n$S$ is guaranteed to end with `2023`.  \nChange the last character of $S$ to `4` and print the modified string."},{"iden":"constraints","content":"*   $S$ is a string of length between $4$ and $100$, inclusive, consisting of lowercase English letters and digits.\n*   $S$ ends with `2023`."},{"iden":"input","content":"The input is given from Standard Input in the following format:\n\n$S$"},{"iden":"sample input 1","content":"hello2023"},{"iden":"sample output 1","content":"hello2024\n\nChanging the last character of `hello2023` to `4` yields `hello2024`."},{"iden":"sample input 2","content":"worldtourfinals2023"},{"iden":"sample output 2","content":"worldtourfinals2024"},{"iden":"sample input 3","content":"2023"},{"iden":"sample output 3","content":"2024\n\n$S$ is guaranteed to end with `2023`, possibly being `2023` itself."},{"iden":"sample input 4","content":"20232023"},{"iden":"sample output 4","content":"20232024"}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}