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Answers and rating deltas for
Why do we use Interface to define the methods and implement and define body of it in Concrete Class?
| Author | Votes | Δ |
|---|---|---|
| Scary Wombat | 1 | +1.84 |
| Louis Wasserman | 1 | -0.29 |
| sfjac | 1 | +1.25 |
| rocketboy | 1 | +0.36 |
| Del | 0 | -3.70 |
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