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Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 6 million people

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

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Computer Science

Sorting Algorithms

Concept Quizzes

Insertion/Bubble Sorting
Merge/Quicksort
Heap Sort
Counting Sort
Binary Search

Challenge Quizzes

Level 2
Level 3

Sorting Algorithms: Level 2 challenges

Given a list of \(n\) strings each of length \(n\). What will be the worst case running time of sorting the strings in lexicographic order using merge-sort algorithm?

\[O(n\log n)\] \[O(n^{2}\log n)\] \[O(2^{n}\log n)\] \[O(n^{2})\]

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by Beakal Tiliksew

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Which sorting technique is the best for a list which is mostly sorted?

Quick sort Insertion sort Heap sort Merge sort

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by Beakal Tiliksew

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Which type of sorting technique is best for sorting a linked list?

Do you know why?

Heap sort Merge sort Insertion sort Quick sort

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by Beakal Tiliksew

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