Practice - Introduction to Recursion
Practice Questions
Test your understanding with targeted questions
What is the base case in a recursive function?
💡 Hint: Think about what makes a function stop calling itself.
Provide an example of a problem that can be solved using recursion.
💡 Hint: What happens when you multiply a number by a smaller version of itself?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a base case in recursion?
💡 Hint: What must a function have to end its repeated action?
Is recursion generally more memory-intensive than iteration?
💡 Hint: Consider how many function calls can stack up.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Develop a recursive function to calculate the sum of an array of numbers.
💡 Hint: How would you reduce the size of the problem in this case?
Design a simple recursive algorithm to print all permutations of a string.
💡 Hint: Consider how you could swap characters and form new strings.
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Reference links
Supplementary resources to enhance your learning experience.