Dmitry Petrov
18 lines
419 B
Kotlin
Vendored
18 lines
419 B
Kotlin
Vendored
fun stringPlus(x: String?, y: Any?) = x.plus(y)
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fun box(): String {
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val t1 = stringPlus("a", "b")
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if (t1 != "ab") return "Failed: t1=$t1"
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val t2 = stringPlus("a", null)
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if (t2 != "anull") return "Failed: t2=$t2"
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val t3 = stringPlus(null, "b")
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if (t3 != "nullb") return "Failed: t3=$t3"
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val t4 = stringPlus(null, null)
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if (t4 != "nullnull") return "Failed: t4=$t4"
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return "OK"
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}
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