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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the divide and conquer strategy?
💡 Hint: Consider how different sorting algorithms operate.
Question 2
Easy
Define an inversion in ranking.
💡 Hint: Think about how two users might rate the same movies.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What best describes the divide and conquer paradigm?
- A method of sorting items by color.
- Breaking problems into subproblems and combining results.
- A technique for finding the maximum number in an array.
💡 Hint: Think about how sorting algorithms operate.
Question 2
True or False: Inversions measure similarity in rankings.
- True
- False
💡 Hint: Consider what inversions represent in user rankings.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given an array of numbers, implement the merge and count algorithm to find the number of inversions. Justify your approach and discuss potential edge cases.
💡 Hint: Focus on both counting inversions and maintaining the sorted order.
Question 2
Create a real-world example where you would apply counting inversions in a recommendation system. What data would you need?
💡 Hint: Think about how other users' ratings can influence the recommendations.
Challenge and get performance evaluation