system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
How many months have less than 31 days?


assistant
5 months have less than 31 days. April, June, September and November have 30 days. February has 28 or 29 days, depending on the year.