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7 lines
140 B
Kotlin
Vendored
7 lines
140 B
Kotlin
Vendored
fun f(a : Int?, b : Int.(Int)->Int) = a?.b(1)
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fun box(): String {
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val x = f(1) { this+it+2 }
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return if (x == 4) "OK" else "fail"
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}
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