(Kotlin)Check it please dears. I dont know where i done wrong

Question

fun main() {
var hours = readLine()!!.toInt()
var total: Double = when{
hours < 5 && hours >= 0 -> 0.5 * hours
hours >=5 && hours < 24 ->5 + (hours - 5) * 0.5
hours >= 24 -> 15 * (hours / 24) + (hours % 24) * 0.5
else -> 0.0
}
println(total)
}

Answer 1

why } after the else?I dont see any bracket opening in your code

Answer 2

If hours <=5 , it should be hours *1.0 not 0.5*hours

Answer 3

Thank u! ohh i made a mistake in copying. But not true yet