12.7 - Recursion Tree
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Practice Questions
Test your understanding with targeted questions
What does a recursion tree represent?
💡 Hint: Think about each call's relation to the next.
Why is the base case important in recursion?
💡 Hint: What happens if we don't have a stopping condition?
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a recursion tree used for?
💡 Hint: Recall the primary function of a tree in recursion.
True or false: A base case in recursion allows the function to call itself indefinitely.
💡 Hint: What does a base case actually do?
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Create a recursion tree for sum(n) = n + sum(n-1) starting from sum(5) and identify the base case.
💡 Hint: Trace how the function reduces to the base condition.
Analyze the performance impact of a recursion tree with overlapping subproblems by comparing it to an iterative solution for calculating Fibonacci numbers.
💡 Hint: Explore how many times each value is recomputed in the recursive case.
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