Computer Science · Data Structures and Algorithms
What is the main time complexity advantage of using a balanced search tree (such as AVL or Red-Black tree) for histogramming/frequency count of n elements when the number of distinct keys m is small compared to n?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They solve the problem in O(n log m) time✓
- 2They solve the problem in O(m × n) time
- 3They offer lower constants than simple array indexing
- 4They require O(n2) memory to store keys
Correct answer
They solve the problem in O(n log m) time
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