basic-DSA-projects

I had used some basic DSA to made these projects Project List:-

1. Simple To-Do List (with Undo/Redo) Add, undo, redo, and view tasks Uses Stack
2. Student Record System Add, search, and sort student records Uses arrays and basic sorting/searching
3. Contact Book or search Add contacts and search using prefix Uses string array with prefix match logic
4. Ticket Booking System Queue for booking and serving tickets Uses Queue (LinkedList)
5. Simple LRU Cache Stores recent items with a size limit Uses LinkedHashMap