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ShusenTang
2019-09-23 22:01:32 +08:00
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# [30. Kth Smallest Element in a BST](https://leetcode.com/problems/kth-smallest-element-in-a-bst/)
# [230. Kth Smallest Element in a BST](https://leetcode.com/problems/kth-smallest-element-in-a-bst/)
# 思路
题意要求返回一棵二叉搜索树中第k大的元素。