[极客大挑战 2019]Havefun

对于问题中提到的[极客大挑战 2019]Havefun，根据提供的引用内容，我无法找到与此相关的信息。引用中提到了2018云栖大会·上海峰会中的一次分享，但是没有具体提及[极客大挑战 2019]Havefun。同时，引用和引用提供了两个网址，但是这些网址无法访问。因此，我无法提供关于[极客大挑战 2019]Havefun的详细信息。如果您有其他相关引用或问题，请提供更多细节，我将尽力帮助您。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [阿里云IoT极客创新挑战赛.pdf](https://download.csdn.net/download/weixin_38744375/11634853)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *2* *3* [BUUCTF 之 [极客大挑战 2019] Havefun（GET 传参）](https://blog.csdn.net/qq_44879989/article/details/128475921)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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