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Answers and rating deltas for
I want the following output using for loop in php
| Author | Votes | Δ |
|---|---|---|
| Rakesh Sharma | 4 | +0.79 |
| algorhythm | 2 | -0.05 |
| Oleg Dubas | 0 | -2.19 |
| Nishant Kumar | 0 | -2.21 |
| Wundwin Born | 0 | -1.55 |
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