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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
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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the four directions from which a queen can attack?
💡 Hint: Think about how queens move on a chessboard.
Question 2
Easy
How can you tell if a square (i,j) is under attack?
💡 Hint: Remember the representation we discussed.
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 main goal of the N-Queens problem?
- To place N queens on a board
- To eliminate queens
- To create patterns with queens
💡 Hint: Think about what the challenge is centered around.
Question 2
True or False: A queen can attack only diagonally.
- True
- False
💡 Hint: Recall how a queen moves.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a configuration where queens are placed, propose an algorithm to generate all valid configurations for a board size N.
💡 Hint: Focus on extending the valid paths rather than getting stuck.
Question 2
Determine the optimality of using a nested dictionary for the N-Queens problem compared to a simple list or array.
💡 Hint: Consider how different data structures affect implementation clarity.
Challenge and get performance evaluation