val inchSize = getMonitorSize()
val str = when (inchSize) {
15 -> "too small"
in 16..18 ->
"good for the past decade"
in 19..23 ->
"for office work"
in 24..27 ->
"great choice"
else -> ""
}
println("str is $str")
fun getMonitorSize(): Int {
return (15..27).random()
}