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【039-week2】算法训练营第二周学习总结 #293

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zyziyun opened this issue Jul 7, 2019 · 0 comments

zyziyun commented Jul 7, 2019

第二周的时候比较忙，没有来得及写学习总结，但是第三周、第四周都是按时完成的
现在反过来看第二周的题目，不算很难，很多关于tree的题目，在后面几周都有出现过
hashtable在很多题目中都有应用，但是多数只是为了以空间换时间，还得辅助其他方法才能完成题目
二叉树和二叉搜索树的题目繁多，各种变形，但是万变不离其宗（dfs、bfs）

zyziyun mentioned this issue

算法训练营（上海站）第二周作业 #84

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