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Randomized Sort

2 minute read

Randomized quicksort: random pivots to avoid adversarial inputs and worst-case splits

Quick Sort

3 minute read

Quicksort partitioning intuition, loop invariants, and best/average/worst-case analysis

Heap Sort

7 minute read

Heap sort explained with max-heapify intuition, CLRS notes, and sample implementations

Merge Sort

4 minute read

Merge sort via divide-and-conquer, with sentinels, recursion tree analysis, and code

Insertion Sort

2 minute read

Iterative + recursive insertion sort, with complexity notes and Python/Scala examples