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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What data structure is often used for autocomplete suggestions?
💡 Hint: Think about a structure that helps with prefix matching.
Question 2
Easy
What is the time complexity for accessing items in an LRU cache?
💡 Hint: Consider what happens when you store a fixed number of items.
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
Which data structure is most suited for implementing an autocomplete feature?
- Array
- Trie
- HashMap
💡 Hint: Remember what structure allows for searching by prefixes.
Question 2
True or False: The LRU cache removes the most recently used item.
- True
- False
💡 Hint: Think about what 'least recently used' means in practice.
Solve 3 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Develop an LRU Cache with a specific size. Describe how you would implement it, including methods for get and put.
💡 Hint: Consider how you will track the order of usage while maintaining efficiency.
Question 2
Design a travel app that finds the shortest route between multiple locations. Discuss the algorithms and data structures you would employ.
💡 Hint: Think about how paths between cities can be represented and calculated effectively.
Challenge and get performance evaluation