{"raw_statement":[{"iden":"problem statement","content":"We have the following $3 \\times 3$ board with integers from $1$ through $9$ written on it.\n![image](https://img.atcoder.jp/abc309/86862b285a60054303435965fe642c67.jpg)\nYou are given two integers $A$ and $B$ between $1$ and $9$, where $A < B$.\nDetermine if the two squares with $A$ and $B$ written on them are adjacent horizontally."},{"iden":"constraints","content":"*   $1 \\le A < B \\le 9$\n*   $A$ and $B$ are integers."},{"iden":"input","content":"The input is given from Standard Input in the following format:\n\n$A$ $B$"},{"iden":"sample input 1","content":"7 8"},{"iden":"sample output 1","content":"Yes\n\nThe two squares with $7$ and $8$ written on them are adjacent horizontally, so print `Yes`."},{"iden":"sample input 2","content":"1 9"},{"iden":"sample output 2","content":"No"},{"iden":"sample input 3","content":"3 4"},{"iden":"sample output 3","content":"No"}],"translated_statement":null,"sample_group":[],"show_order":["default"],"formal_statement":null,"simple_statement":null,"has_page_source":true}