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Answers and rating deltas for
How to SUM rows values according to another rows which contains same values?
| Author | Votes | Δ |
|---|---|---|
| Zafar Malik | 3 | +0.47 |
| Karthik Keyan | -1 | -3.75 |
Last visited: Nov 11, 2015, 3:06:00 PM