StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Need help understanding COUNT and <> operators (Hackerrank SQL Challenges question)
| Author | Votes | Δ |
|---|---|---|
| Caius Jard | 2 | +2.49 |
| Tim Biegeleisen | 1 | -2.49 |
Last visited: Oct 21, 2019, 3:17:49 PM