Alex Tkachman
18 lines
330 B
Kotlin
18 lines
330 B
Kotlin
import kotlin.support.AbstractIterator
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class MyIterator : AbstractIterator<String>() {
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var i = 0
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public override fun computeNext() {
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if(i < 5)
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setNext((i++).toString())
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}
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}
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fun box() : String {
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var k = ""
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for (x in MyIterator()) {
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k+=x
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}
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return if(k=="01234") "OK" else k
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} |