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Answers and rating deltas for
Interview task: check if array consists of pairs in O(n) time and O(1) of additional memory
| Author | Votes | Δ |
|---|---|---|
| David Eisenstat | 6 | +0.51 |
| joop | 2 | +0.19 |
| Matt Timmermans | 1 | -2.05 |
| cobarzan | 1 | -1.74 |
| Anton Knyazyev | 1 | -1.78 |
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