24.1.1 - Lecture - 45
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Practice Questions
Test your understanding with targeted questions
What is a recursive function?
💡 Hint: Think of how factorials are computed.
What is memoization?
💡 Hint: Remember it helps avoid repeated calculations.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the time complexity of naive recursive Fibonacci?
💡 Hint: Consider how many calls are made in a recursion tree.
True or False: Memoization can reduce the time complexity of recursive functions.
💡 Hint: Remember how it stores values.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Using dynamic programming, create an algorithm to compute the nth Fibonacci number and count how many times the function was called.
💡 Hint: Use an array to hold computed Fibonacci values and loop through for the final result.
Propose a new recursive function incorporating memoization to compute the nth Fibonacci number in Python. Show the implementation.
💡 Hint: Choose a dictionary to map inputs to Fibonacci results.
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