1. Fix bugs and unused permissions<br>2. Improve performance and stability
Only the current version so far — new entries appear as the app ships updates.
Data Structures and Algorithms is an education app by Langira Education with 100,000+ downloads (about 240K estimated). Rated 4.0 from 692 ratings. Released Nov 12, 2015. Install growth, rank history, SDKs and ad networks.
From the store listing: “Theories and Coding Exercises for Data Structures and Algorithms”