svtk
15 lines
228 B
Plaintext
15 lines
228 B
Plaintext
import java.lang.Integer
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open class C {
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virtual fun f(): Any = "C f"
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}
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class D() : C {
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override fun f(): String = "D f"
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}
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fun box(): String{
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val d : C = D()
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if(d.f() != "D f") return "fail f"
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return "OK"
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} |