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Data Structures and Algorithm Analysis C++ Solve Exercise 7.46 and explain which of the 4 sorts covered in lecture (insertion, merge-, heap- and quicksort) need

Data Structures and Algorithm Analysis C++

Solve Exercise 7.46 and explain which of the 4 sorts covered in lecture (insertion, merge-, heap- and quicksort) need only 5 comparisons on 4 elements in the worst case.

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7.46 a. Prove that any comparison-based algorithm to sort 4 elements requires 5 comparisons b. Give an algorithm to sort 4 elements in 5 comparisons

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