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Answers and rating deltas for
How to extend arithmetic operators to support optional values as well - Swift
| Author | Votes | Δ |
|---|---|---|
| Sweeper | 3 | +0.45 |
| Sajjon | 2 | +2.43 |
| Frankenstein | 0 | -0.51 |
| Cristik | -1 | -0.64 |
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