The car on this floor stops at 10. 1 1. In fact, this level is irregular. You can see the parking space if you drive away.

Mathematical law has always been a type of problem that often appears in our primary school mathematics and middle school mathematics textbooks:

The purpose of finding the law is to hope that students can explore the sequence relationship between figures or numbers through observation, discovery, summary and reasoning, so as to cultivate students' understanding of the inherent nature of mathematics and master the basic ability of observation, operation and reasoning!