Practice Building The List (39.1.9) - User defined lists - Part B - Data Structures and Algorithms in Python
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Building the List

Practice - Building the List

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What should you check first when attempting to delete a node from a linked list?

💡 Hint: Think about what happens if there are no nodes.

Question 2 Easy

How do you handle deleting a node if it is the first node in the list?

💡 Hint: What do we copy from the next node?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What must you do if the list is empty when trying to delete a node?

Can delete
Cannot delete

💡 Hint: What could happen if you tried?

Question 2

In recursive deletion, what happens if you delete the last node?

💡 Hint: What should the previous node's pointer look like after deletion?

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You have a linked list with the following values: 3 -> 5 -> 7 -> 9. Write a function to delete '5' and print the new list.

💡 Hint: How to connect 3 to 7 after removing 5?

Challenge 2 Hard

Demonstrate how deletion impacts a list. Show step-by-step what happens when you delete from the end of a list with three nodes.

💡 Hint: What does the pointer from the last but one node need to point to after deletion?

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