tree trie
Trie
// 208. Implement Trie (Prefix Tree)
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tree 3
2021-06-10
- Tree Structure Transform
// 156. Binary Tree...
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tree 2
2021-06-09
- Binary tree traversal: preorder -> 中左右；inorder->左中右；postorder->左右中
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tree
2021-06-08
树的概念很大，所以针对普通的二分搜索树分成了三篇来总结[1], [2], [3]，以及Read More
linked list summary
2021-06-07
- Reverse: dummy nodes & 4 steps changes
// 206. Reverse Li...
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array suffix
2021-06-06
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array string
2021-06-05
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array sliding window
2021-06-04
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