Alexander Korepanov
19 lines
561 B
Kotlin
Vendored
19 lines
561 B
Kotlin
Vendored
// DONT_TARGET_EXACT_BACKEND: JS
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// WITH_STDLIB
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class MySet<K, V, E : Map.Entry<K, V>>: AbstractSet<E>() {
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override fun contains(element: E): Boolean { return element.key !== null }
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override val size: Int get() = 0
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override fun isEmpty(): Boolean = false
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override fun containsAll(elements: Collection<E>): Boolean = false
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override fun iterator(): Iterator<E> = TODO("")
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}
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fun box(): String {
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val h = MySet<Int, Int, Map.Entry<Int, Int>>()
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val c = (object {}).let { h.contains(it as Any?) }
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return if (c) "NOT OK" else "OK"
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}
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