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## Issue will be closed if:
> 1) You mention more than one algorithm. You can create a separate issue for each algorithm once the current one is completed.
> 2) You propose an algorithm that is …
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Hi, just asking, is it possible to draw diagrams like these:
https://en.wikipedia.org/wiki/Binary_search_tree
I'm more used to graphviz-style syntax whereas it seems flowchart.js and the other UML s…
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Given n, how many structurally unique BST's (binary search trees) that store values 1...n?
For example,
Given n = 3, there are a total of 5 unique BST's.
```
1 3 3 2 1
\…
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### Data Structures to be implemented are:
- [ ] Segment Trees
- [ ] Binary Search Tree
- [x] Graphs
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## [95. Unique Binary Search Trees II](https://leetcode.com/problems/unique-binary-search-trees-ii/)
给定一个整数 `n`，生成所有由 `1 ... n` 为节点所组成的 __二叉搜索树__ 。
#### Example
```text
Input: 3
Output:
[
…
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First note that dp[k] represents the number of BST trees built from 1....k;
Then assume we have the number of the first 4 trees: dp[1] = 1 ,dp[2] =2 ,dp[3] = 5, dp[4] =14 , how do we get dp[5] base…
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Contribution Guidelines for this question-
-Languages available: C++, Java, Python
-Well Commented Code
-In the starting, add a brief explanation of the algorithm
-if possible, add time and spac…
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In the exercise "Equivalent Binary Trees" binary search trees (BST) are used but text uses term "binary tree". I suggest using binary search tree term instead of binary tree as it implies that nodes a…
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One task frequently appears in the binary tree: search neighbors of non-existent key. The following code implements such algorithm for the BinarySearchTree:
(file extend_binary_tree.js)
``` javascri…