_{[0230 - Kth Smallest Element In a Bst](https://leetcode.com/problems/kth-smallest-element-in-a-bst/)} | _{<div align='center'>[✔️](c%2F0230-kth-smallest-element-in-a-bst.c)</div>} | _{<div align='center'>[✔️](cpp%2F0230-kth-smallest-element-in-a-bst.cpp)</div>} | _{<div align='center'>[✔️](csharp%2F0230-kth-smallest-element-in-a-bst.cs)</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>[✔️](go%2F0230-kth-smallest-element-in-a-bst.go)</div>} | _{<div align='center'>[✔️](java%2F0230-kth-smallest-element-in-a-bst.java)</div>} | _{<div align='center'>[✔️](javascript%2F0230-kth-smallest-element-in-a-bst.js)</div>} | _{<div align='center'>[✔️](kotlin%2F0230-kth-smallest-element-in-a-bst.kt)</div>} | _{<div align='center'>[✔️](python%2F0230-kth-smallest-element-in-a-bst.py)</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>[✔️](scala%2F0230-kth-smallest-element-in-a-bst.scala)</div>} | _{<div align='center'>[✔️](swift%2F0230-kth-smallest-element-in-a-bst.swift)</div>} | _{<div align='center'>[✔️](typescript%2F0230-kth-smallest-element-in-a-bst.ts)</div>}

_{[0105 - Construct Binary Tree From Preorder And Inorder Traversal](https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal/)} | _{<div align='center'>[✔️](c%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.c)</div>} | _{<div align='center'>[✔️](cpp%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.cpp)</div>} | _{<div align='center'>[✔️](csharp%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.cs)</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>[✔️](go%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.go)</div>} | _{<div align='center'>[✔️](java%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.java)</div>} | _{<div align='center'>[✔️](javascript%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.js)</div>} | _{<div align='center'>[✔️](kotlin%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.kt)</div>} | _{<div align='center'>[✔️](python%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.py)</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>[✔️](typescript%2F0105-construct-binary-tree-from-preorder-and-inorder-traversal.ts)</div>}

_{[0096 - Unique Binary Search Trees](https://leetcode.com/problems/unique-binary-search-trees/)} | _{<div align='center'>[✔️](c%2F0096-unique-binary-search-trees.c)</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>}

_{[0337 - House Robber III](https://leetcode.com/problems/house-robber-iii/)} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>}

_{[0951 - Flip Equivalent Binary Trees](https://leetcode.com/problems/flip-equivalent-binary-trees/)} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>}

_{[1993 - Operations On Tree](https://leetcode.com/problems/operations-on-tree/)} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>} | _{<div align='center'>❌</div>}