This application would help you keep track of your progress on the DSA 450 sheet. Highlighting features of the app are:

1. Minimilistic UI: Gets the work done in minimal steps but through a soothing experience.
2. Save and Mark Questions: You can bookmark or mark questions for later review.
3. Random Questions: Practice daily through randomly chosen 10 questions.
4. Hint Slides: Slides that provide you hints for questions.