34 lines
251 B
Objective-C
34 lines
251 B
Objective-C
@interface Animal : NSObject
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{
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// ...
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}
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// ...
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@end
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@interface Dog : Animal
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{
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// ...
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}
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// ...
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@end
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@interface Lab : Dog
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{
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// ...
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}
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// ...
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@end
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@interface Collie : Dog
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{
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// ...
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}
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// ...
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@end
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@interface Cat : Animal
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{
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// ...
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}
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// ...
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@end
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