刷题之旅 | Tree Data Structure

• Next Greater Number BST
• Min Depth of Binary Tree
• Max Depth of Binary Tree
• Path Sum
• Root to Leaf Paths With Sum
• Sum Root to Leaf Numbers
• Identical Binary Trees
• Symmetric Binary Tree
• Invert the Binary Tree
• Inorder Traversal
• Preorder Traversal
• Postorder Traversal
• Balanced Binary Tree
• Hotel Reviews
• ZigZag Level Order Traversal BT
• Populate Next Right Pointers Tree
• Inorder Traversal of Cartesian Tree
• Sorted Array To Balanced BST
• Binary Tree From Inorder And Postorder
• Construct Binary Tree From Inorder And Preorder
• Kth Smallest Element In Tree
• 2-Sum Binary Tree
• BST Iterator
• Recover Binary Search Tree
• Least Common Ancestor
• Flatten Binary Tree to Linked List
• Shortest Unique Prefix
• Order of People Heights
• Valid Binary Search Tree
• Max Sum Path in Binary Tree
• K DISTANCE
• Power of 3
  
  

• 297 Serialize and Deserialize Binary Tree
• 124 Binary Tree Maximum Path Sum
• 199 Binary Tree Right Side View
• 543 Diameter of Binary Tree
• 236 Lowest Common Ancestor of a Binary Tree
• 588 Design In-Memory File System
• 987 Vertical Order Traversal of a Binary Tree
• 314 Binary Tree Vertical Order Traversal
• 472 Concatenated Words
• 211 Add and Search Word - Data structure design
• 336 Palindrome Pairs
• 1530 Number of Good Leaf Nodes Pairs
• 958 Check Completeness of a Binary Tree
• 965 Univalued Binary Tree
• 968 Binary Tree Cameras
• 549 Binary Tree Longest Consecutive Sequence II
• 1373 Maximum Sum BST in Binary Tree
• 1372 Longest ZigZag Path in a Binary Tree
• 270 Closest Binary Search Tree Value
• 1157 Online Majority Element In Subarray
• 648 Replace Words
• 897 Increasing Order Search Tree
• 979 Distribute Coins in Binary Tree
• 1443 Minimum Time to Collect All Apples in a Tree
• 1032 Stream of Characters
• 1080 Insufficient Nodes in Root to Leaf Paths
• 1123 Lowest Common Ancestor of Deepest Leaves
• 501 Find Mode in Binary Search Tree
• 1609 Even Odd Tree
• 1022 Sum of Root To Leaf Binary Numbers
• 1268 Search Suggestions System
• 1376 Time Needed to Inform All Employees
• 1214 Two Sum BSTs
• 889 Construct Binary Tree from Preorder and Postorder Traversal
• 530 Minimum Absolute Difference in BST
• 933 Cousins in Binary Tree
• 1325 Delete Leaves With a Given Value
• 1457 Pseudo-Palindromic Paths in a Binary Tree
• 988 Smallest String Starting From Leaf
• 971 Flip Binary Tree To Match Preorder Traversal
• 404 Sum of Left Leaves
• 493 Reverse Pairs
• 515 Find Largest Value in Each Tree Row
• 513 Find Bottom Left Tree Value
• 1649 Create Sorted Array through Instructions
• 919 Complete Binary Tree Inserter
• 623 Add One Row to Tree
• 606 Construct String from Binary Tree
• 144 Binary Tree Preorder Traversal
• 250 Count Univalue Subtrees
• 637 Average of Levels in Binary Tree