Instructions: In this task, you will be presented with a question in Persian. Based on the knowledge you need to answer the question, classify the question into "math_and_logic", "literature", or "common_knowledge".
Input: عصری که در آن زندگی می‌کنیم آن سان پر آشوب و مخاطره است که نمی‌توان آینده را ...
Output:
math_and_logic