Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.
According to the
definition of LCA on Wikipedia: “The lowest common ancestor is defined betwee...
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其他好文 时间:
2015-07-27 18:48:41
阅读次数:
80
因为是从1~n插入的, 慢插入的对之前的没有影响, 所以我们可以用平衡树维护, 弄出最后的序列然后跑LIS就OK了 O(nlogn)--------------------------------------------------------------------#include#define ...
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其他好文 时间:
2015-07-27 01:44:15
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212
Given n, generate all structurally unique BST's (binary search trees) that store values 1...n.For example,Given n = 3, your program should return all 5 unique BST's shown below. 1 3 3 ...
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其他好文 时间:
2015-07-26 22:40:52
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158
Kth Smallest Element in a BST
Given a binary search tree, write a function kthSmallestto find the kth
smallest element in it.
Note:
You may assume k is always valid, 1 ≤ k ≤ BST's total elem...
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其他好文 时间:
2015-07-26 15:52:22
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125
04-树8. Complete Binary Search Tree (30)
时间限制
100 ms
内存限制
65536 kB
代码长度限制
8000 B
判题程序
Standard
作者
CHEN, Yue
A Binary Search Tree (BST) is ...
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其他好文 时间:
2015-07-25 10:41:28
阅读次数:
193
题目描述:Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.According to thedefinition of LCA on Wikipe...
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其他好文 时间:
2015-07-24 22:12:46
阅读次数:
94
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.
According to the definition of LCA on Wikipedia: “The lowest common ancestor is defined
betw...
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其他好文 时间:
2015-07-24 18:33:45
阅读次数:
96
Lowest Common Ancestor of a Binary Search Tree
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.
According to the definition of LCA on Wikipe...
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其他好文 时间:
2015-07-24 18:23:43
阅读次数:
106
直接DFS, 然后用set维护一下就好了.... O(nlogn)--------------------------------------------------------------------------------#include#define rep(i, n) for(int i =...
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其他好文 时间:
2015-07-24 16:05:27
阅读次数:
101
Leet Code -- Unique BST...
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其他好文 时间:
2015-07-23 13:58:40
阅读次数:
64