Ilya Matveev
12 lines
218 B
Kotlin
12 lines
218 B
Kotlin
class MyClass
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operator fun MyClass?.inc(): MyClass? = null
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public fun box() : String {
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var i : MyClass?
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i = MyClass()
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val j = ++i
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return if (j == null && null == i) "OK" else "fail i = $i j = $j"
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}
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