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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.
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
How many ways can you reach (1,1) from (0,0)?
💡 Hint: Think about the paths you can take.
Question 2
Easy
If (2,2) has a hole, how many paths lead to it?
💡 Hint: What happens if a hole blocks the way?
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
How many paths exist to (0, 0)?
- 0
- 1
- 2
💡 Hint: Consider the base case.
Question 2
True or False: Dynamic programming always yields fewer calculations compared to memoization.
- True
- False
💡 Hint: Think about how each technique processes subproblems.
Solve 3 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a 5x5 grid with holes at (1,2), (2,2), and (3,3), calculate the total unique paths from (0,0) to (4,4).
💡 Hint: Construct a dynamic programming table or visualize the grid.
Question 2
Design a function to compute paths in an arbitrary sized grid with variable hole placements. How does the algorithm shift with each new hole introduced?
💡 Hint: Consider how the grid values propagate.
Challenge and get performance evaluation