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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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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the total path count to reach the point (2, 2) in a grid without any holes?
💡 Hint: Consider the unique routes without obstruction.
Question 2
Easy
How many paths are possible to (0,0)?
💡 Hint: Think about moving or not moving.
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 lead to the point (3,3) in a grid from (0,0) with no obstructions?
- 4
- 6
- 8
💡 Hint: Think about how many ways you can arrange moving right and up.
Question 2
True or False: Dynamic programming only solves each problem once.
- True
- False
💡 Hint: Reflect on how it builds solutions from the ground up.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a 4x4 grid with holes at (2,1) and (3,3), calculate the unique paths from (0,0) to (3,3).
💡 Hint: Map out each possible movement and count how many actually reach (3,3).
Question 2
Create a dynamic programming solution to count paths in a grid with multiple holes, detailing algorithm steps.
💡 Hint: Think about how each hole affects adjacent path calculations.
Challenge and get performance evaluation