| fun <T> Array<T>.getLength(): Int { | |
| return this.size | |
| } | |
| fun Any.getLength() = | |
| if (this is Array<*>) size else -1 | |
| fun box(): String { | |
| val array1: Array<String> = arrayOf("1", "2", "3") | |
| val array2: Any = arrayOf("1", "2", "3") | |
| if (array1.getLength() + array2.getLength() != 6) | |
| return "FAILURE" | |
| return "OK" | |
| } |