Preorder Traversal
Problem 🤔 The great thing about all of these traversals are that they are all relative to the root…
December 05, 2020
9 min
Binary Trees 9
Many interviewees find tree and graph problems to be some of the trickiest. These type of questions are rife with ambiguous details and incorrect assumptions. Let's explore!
Lowest Common Ancestor in Binary Tree
Problem 🤔 Given a binary tree, find the lowest common ancestor (LCA) of two given nodes in the tree…
February 12, 2020
17 min
Invert Binary Tree
Problem 🤔 Invert a binary tree. Example 1 Input Output Real World Applications 🌎 This oneeee is…
January 15, 2020
8 min
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