anibelamerica/linkedlists

LinkedLists

This repository is designed to help students practice building a LinkedList class.

It is intended to go with this video and these slides.

Questions for Students:

With your pair answer the following questions:

Vocabulary

In plain English define the following terms:

• Pointer
• Reference
• Doubly Linked List
• Singly Linked List
• Memory Leak

Linked List Comprehension Questions

1. What advantages does a LinkedList have over an Array?
2. When is an Array more advantageous?
3. Draw Out a LinkedList and write down the steps to add a node to the front of the list
4. Draw out a LinkedList and write down the steps to remove a node from the front of the list
5. Write down the steps to find the nth element in a linked list. What is the Big-O of the method?

Exercises

With your partner clone this repository and fill in the following methods. There is a spec file to help you test your methods.

1. add_first
2. get_first
3. length
4. add_last
5. get_last
6. get_at_index

Additional Resources

• Wikipedia on Linked Lists