Vladimir Sukharev
1e05cb308c
^KT-59057 Merge-request: KT-MR-10546 Merged-by: Vladimir Sukharev <Vladimir.Sukharev@jetbrains.com>
9 lines
242 B
Kotlin
Vendored
9 lines
242 B
Kotlin
Vendored
class List<T>(val head: T, val tail: List<T>? = null)
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fun <T> List<T>.mapHead(f: (T)-> T): List<T> = List<T>(f(head), null)
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fun box() : String {
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val a: Int = List<Int>(1).mapHead{it * 2}.head
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return if (a == 2) "OK" else a.toString()
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}
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