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Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is linear search?
💡 Hint: Think of how you would search for a book on a shelf.
Question 2
Easy
How does insertion sort work?
💡 Hint: Consider how you might sort a hand of playing cards.
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 is the time complexity of linear search?
- O(1)
- O(n)
- O(n^2)
💡 Hint: Think about how you would find an item in a list by checking each one.
Question 2
True or False: Binary search can be used on unsorted arrays.
- True
- False
💡 Hint: Remember, binary search divides the array, so it needs order.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a list of unsorted names, write a function to sort these names using quick sort and explain its efficiency compared to other sorting methods.
💡 Hint: Consider the choice of pivot and how that impacts the sorting speed.
Question 2
Design an algorithm to find the second smallest number in an unsorted array after sorting it. Compare the performance with finding the same number using a linear search.
💡 Hint: Think about the steps involved in both approaches.
Challenge and get performance evaluation