fun main(args : Array<String>){
val officeOpen = 7;
val officeClosed = 16;
val now = 20;
//isOpen
/*val isOpen = if(now >= officeOpen && now <= officeClosed){
true
}
else{
false
}*/
//lebihSederhana
val isOpen = now >= officeOpen && now <= officeClosed
println("Office is open : $isOpen")
val isClose = now < officeOpen || now > officeClosed
println("Office is close : $isClose")
if(!isOpen){
println("Office is closed")
}
else{
println("office is open")
}
}