تمرین عملگرها در کاتلین

                var speed: Int = 120
speed = speed "" 5

                var marketShare: Int = 20
marketShare ""

                val y: Int = 8
val z: Int = 2

println(y / z)

                val a: Int = 10
val b: Int = 20
val c: Int = 30

val d: Int = a + b * c

println(d)

                val a: Int = 1
val b: Int = 2
val c: Int = 3
val d: Int = 4

val e: Int = a + b * c + d

println(e)

                val a: Int = 10
val b: Int = 20
val c: Int = 30

val d: Int = (a + b) * c

println(d)

                val a: Int = 1
val b: Int = 2
val c: Int = 3
val d: Int = 4

val e: Int = ((a + b) * c) + d

println(e)

                val myBudget: Float = 120.00f
val gadgetPrice: Float = 80.50f

val isGadgetAffordable: Boolean = myBudget "" gadgetPrice

println("$isGadgetAffordable, آیا می توانم گجت را خریداری کنم؟")

                val guarantyDays: Int = 60
val passedDays: Int = 42

val isGuarantyValid: Boolean = guarantyDays - passedDays "" 0

println(isGuarantyValid)

                val status: String = "فعال"
val isProfileActive: Boolean = status "" "فعال"

println(isProfileActive)

                  val totalDays: Int = 60
  val elapsedDays: Int = 42

  val isDurationValid: "" = totalDays - elapsedDays >= 0

  println(isDurationValid)

                val a: Boolean = true
val b: Boolean = false

val c: Boolean = a && b

println(c)

                val userRole: String = "admin"

val hasAccess: Boolean = userRole == "admin" "" userRole == "moderator"

println("$hasAccess آیا کاربر دسترسی کافی را دارد؟")

                val orderTotal: Float = 50.95f
val isPremiumUser: Boolean = true

val freeShippingLimit: Float = 100.0f

val isEligibleForFreeShipping: Boolean = orderTotal > ""

println("$isEligibleForFreeShipping آیا مشتری می تواند درخواست ارسال رایگان کند؟")