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Answers and rating deltas for
(Ruby) If the array intersection operator ( & ) is inefficient, why is it available?
| Author | Votes | Δ |
|---|---|---|
| Sarah Mei | 11 | +3.54 |
| Dan Breslau | 4 | +0.61 |
| Demi | 0 | -4.15 |
| James | 0 | 0.00 |
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