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Answers and rating deltas for
How is returning a subtype in a method expecting a supertype called covariance?
| Author | Votes | Δ |
|---|---|---|
| Philipp Wendler | 2 | +3.61 |
| Marko Topolnik | 1 | +0.09 |
| Mike de Klerk | 0 | -2.16 |
| Lesstat | 0 | -2.13 |
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