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Answers and rating deltas for
What does the last return statement in the code below mean exactly?
| Author | Votes | Δ |
|---|---|---|
| Martijn Pieters | 2 | +0.13 |
| liboyue | 0 | -0.42 |
| Felix | 0 | -0.37 |
| Steve Deng Zishi | 0 | -0.23 |
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