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Answers and rating deltas for
How to count unique elements in the array? Need only idea
| Author | Votes | Δ |
|---|---|---|
| bas | 6 | +4.01 |
| Adam Siemion | 2 | +1.17 |
| assylias | 1 | -1.40 |
| Ruchira Gayan Ranaweera | 1 | +0.15 |
| JHS | 1 | -0.42 |
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