> For the complete documentation index, see [llms.txt](https://legacy.cookielau.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://legacy.cookielau.com/archives/1-cpp/8-problems.md).

# Problems

![](https://cdn.jsdelivr.net/gh/CookieLau/imghost/img/20200906232819.png)

![](https://cdn.jsdelivr.net/gh/CookieLau/imghost/img/20200906232843.png)

![](https://cdn.jsdelivr.net/gh/CookieLau/imghost/img/20200906232852.png)

![](https://cdn.jsdelivr.net/gh/CookieLau/imghost/img/20200906232904.png)

![](https://cdn.jsdelivr.net/gh/CookieLau/imghost/img/20200906232915.png)