Dmitry Jemerov
26 lines
424 B
Kotlin
26 lines
424 B
Kotlin
interface D1 {
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fun foo(): Any
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}
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interface D2 {
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fun foo(): Number
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}
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interface F3 : D1, D2
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open class D4 {
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fun foo(): Int = 42
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}
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class F5 : F3, D4()
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fun box(): String {
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val z = F5()
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var result = z.foo()
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result += (z : D4).foo()
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result += (z : F3).foo() as Int
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result += (z : D2).foo() as Int
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result += (z : D1).foo() as Int
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return if (result == 5 * 42) "OK" else "Fail: $result"
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}
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