fun main() {
val array1 = arrayOf("kotlin", "concise", "android", "app", "kotlin")
val array2 = arrayOf("phandroidp", "kotlin", "app", "kotlin")
val mergedArray = (array1 + array2).toSet().toList()
println(mergedArray)
}
/*
run:
[kotlin, concise, android, app, phandroidp]
*/