--- comments: true icon: material/timer-sand --- # 第 2 章   Complexity Analysis
![complexity_analysis](../assets/covers/chapter_complexity_analysis.jpg){ width="600" }{ class="cover-image" }
!!! abstract Complexity analysis is like a space-time guide in the vast universe of algorithms. It leads us to explore deeply in the dimensions of time and space, in search of more elegant solutions. ## 本章内容 - [2.1   Evaluating Algorithm Efficiency](https://www.hello-algo.com/chapter_computational_complexity/performance_evaluation/) - [2.2   Iteration and Recursion](https://www.hello-algo.com/chapter_computational_complexity/iteration_and_recursion/) - [2.3   Time Complexity](https://www.hello-algo.com/chapter_computational_complexity/time_complexity/) - [2.4   Space Complexity](https://www.hello-algo.com/chapter_computational_complexity/space_complexity/) - [2.5   Summary](https://www.hello-algo.com/chapter_computational_complexity/summary/)