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Computer Science  /  CS 0147  ·  Atom · ~20 seconds

Quicksort

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Quicksort partitions elements around a chosen pivot — smaller to one side, larger to the other — then recursively sorts each side, its cost hanging on the pivots.

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A photo pile split around one picture's date, each half split again, sorts itself.

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Bad pivots turn quick into slow; the name is aspirational.

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