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Uniform Random Sampling of k Nodes in a Binary Tree

Problem
Examples
Example 1
Example 2
Solution
Method 1 – Reservoir Sampling (BFS Traversal)
Intuition
Approach
Code
Complexity

Similar Problems

Linked List Random NodeMedium
Random Pick IndexMedium
Randomly generate m integers from an array of size nHard
Select a Random Node from a Binary Tree with Equal ProbabilityMedium

Related Tags

probability bt-binary-tree random sampling

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Linked List Random NodeMedium Random Pick IndexMedium Randomly generate m integers from an array of size nHard Select a Random Node from a Binary Tree with Equal ProbabilityMedium

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