Andrey Breslav
21 lines
379 B
Kotlin
21 lines
379 B
Kotlin
fun <T : Any> T?.iterator() = object {
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var hasNext = this@iterator != null
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private set
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fun next() : T {
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if (hasNext) {
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hasNext = false
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return this@iterator.sure()
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}
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throw java.util.NoSuchElementException()
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}
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}
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fun box() : String {
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var k = 0
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for (i in 1) {
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k++
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}
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return if(k == 1) "OK" else "fail"
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}
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