# Section II: Elementary Data Structures

- [Chapter 4: Linked List](/htaiwan/data-structures-and-algorithms/section-ii-elementary-data-structures/chapter-4-linked-list.md)
- [Chapter 5: Linked List Challenges](/htaiwan/data-structures-and-algorithms/section-ii-elementary-data-structures/chapter-5-linked-list-challenges.md)
- [Chapter 6: Stack Data Structure](/htaiwan/data-structures-and-algorithms/section-ii-elementary-data-structures/chapter-6-stack-data-structure.md)
- [Chapter 7: Stack Challenges](/htaiwan/data-structures-and-algorithms/section-ii-elementary-data-structures/chapter-7-stack-challenges.md)
- [Chapter 8: Queues](/htaiwan/data-structures-and-algorithms/section-ii-elementary-data-structures/chapter-8-queues.md)
- [Chapter 9: Challenges: Queue Data Structure](/htaiwan/data-structures-and-algorithms/section-ii-elementary-data-structures/chapter-9-challenges-queue-data-structure.md)
