Ilya Matveev
18 lines
373 B
Kotlin
18 lines
373 B
Kotlin
open class Base() {
|
|
fun n(n : Int) : Int = n + 1
|
|
}
|
|
|
|
interface Abstract {}
|
|
|
|
class Derived1() : Base(), Abstract {}
|
|
class Derived2() : Abstract, Base() {}
|
|
|
|
fun test(s : Base) : Boolean = s.n(238) == 239
|
|
|
|
fun box() : String {
|
|
if (!test(Base())) return "Fail #1"
|
|
if (!test(Derived1())) return "Fail #2"
|
|
if (!test(Derived2())) return "Fail #3"
|
|
return "OK"
|
|
}
|