Question

What would be the effect of replacing $<=$ by $<$ in the original definition of qsort? Hint: consider the example qsort $[2,2,3,1,1]$.

   What would be the effect of replacing $<=$ by $<$ in the original definition of qsort? Hint: consider the example qsort $[2,2,3,1,1]$.

Programming in Haskell

Programming in Haskell

Graham Hutton 2nd Edition

Chapter 1, Problem 5

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Step 1

This means that elements that are equal will not be swapped. Let's consider the example qsort $[2,2,3,1,1]$. In the original definition, the first step would be to choose a pivot element, let's say 2. Then we would partition the list into two sublists: one with Show more…

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What would be the effect of replacing $<=$ by $<$ in the original definition of qsort? Hint: consider the example qsort $[2,2,3,1,1]$.

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