dklshsgd50.kt

fun getUserNameAndState(id: Int): Pair<String?, String?> {
    require(id > 0, { "Error: id is less than 0" })
 
    val userNames: Map<Int, String> = mapOf(101 to "Chike", 102 to "Segun", 104 to "Jane")
    val userStates: Map<Int, String> = mapOf(101 to "Lagos", 102 to "Imo", 104 to "Enugu")
 
    val userName = userNames[id]
    val userState = userStates[id]
    return Pair(userName, userState)
}