Binary Lifting Dynamic Programming On
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In this video, I provide a crisp and clear explanation of the concept of Algorithms and data structures. Semester 2. Lecture 9. In the ninth lecture, we started talking about queries on trees. Watch video at 1.25x for better experience. Before watching the video, you should try out the below mentioned questions. Don't be ... Learn how to efficiently find the Kth ancestor of a node in a tree using the This week's episode will cover how to find LCAs (least common ancestors) quickly in rooted trees using This session shall cover an important concept of Graph Theory for competitive
In this video I will be discussing on how to find the lowest common ancestor (lca) of 2 nodes in O(logn) time using a technique ...
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Last Updated: June 15, 2026
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