this assignment is called parking fee

sololearn-kotlin-assignment.kt

fun main() {
    var hours = 4.0
    val fixedHours = 24.0
    val flatFee = 15.0
    val total: Double
    val chargeAfterFiveHours = 0.5
    val chargeBeforeFiveHours = 1

    when {
        hours > fixedHours -> {
            var days = 0
            var rem = 0.0
            while (hours > fixedHours) {
                days++
                hours -= fixedHours
                rem = hours
            }
            total = (days * flatFee) + (rem * chargeAfterFiveHours)
        }
        hours < fixedHours -> {
            total = if (hours - 5 > 0) {
                val remHours = hours - 5
                5 + (remHours * 0.5)
            } else {
                chargeBeforeFiveHours * hours
            }
        }
        else -> total = flatFee
    }
    println(total)


}