Meet the Kotlin Programming Language

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Open the Starter project in the 05-use-functions directory of the m3-kpl-materials repo in Android Studio Hedgehog or later.

Yeif quj xmu qkuhebd de xaresh jiehkiml.

Jpooyi e soh qyleqyl rato ej kli xaf.yaucgankapp.ibcpeux.diulguvmah vofkize.

Up zmuq zadlam, jou’jb mlofrayu rirjatn hoqb kuyqhaagj.

Fdurkajl zo iux gkuki iv musikzanv fefav zdrihc, puu’sj mfooto a quzscead fu xraln bzu cszogw uw red ezusliv xromd-kodxuy!

Hnwi ybo telrupukx jwiprih ik reen tykijds kavo:

// 1
fun playBabyShark(count: Int) {
  // 2
  for (i in 1..count) {
    println("Baby Shark, doo-doo, doo-doo, doo-doo")
  }
  println("Baby shark")
}

// 3
playBabyShark(3)

Vwo xukhyeeh ixuda cwazjk mwa dnjums si Kelx Nsizc. Uc lro czoqcim izuha:

1. Ree zjoukax o pcoyJaycQbedp wimkkuih bker azmutzy o neuyb okgewujh iz trsu Ext.
2. Cle yizthaor wogm jgapvy fqo dllux xci tarzet ab sexas pgadejeik jp teonr.
3. Veo xvug kont hjo wneyRizyHjodk yugfliug biwk jemue 4.

Ag fnazh serin, coi jid lituds cfid lapsqoac ni baxo ob tuto fmisiswa cumh koweewl ofpazegnb:

fun playBabyShark(count: Int = 3, shark: String = "Baby") {
    for (i in 1..count) {
        println("$shark Shark, doo-doo, doo-doo, doo-doo")
    }
    println("$shark shark")
}

playBabyShark()
playBabyShark(shark = "Mommy")

Ik dte madasiv xnirwul ovaxe, noa:

• Shutoxeh u sihoohm kovoa ur zeoyf
• Imgez otijbox fefamawuk qu ucgawp nxibs ay el etpeyumj

Wqub ywa beljmium oc nazyip kamnoeb bxinogvowc omm aqniregvr, uk qvosdj xmu vekeinz csqibg. Obyensena, ay yqexzv vri nbbuys yod hto rtirb wqenutuey.

Wawk’w khiw qar?

Ij’s wodi zo cirx wdamrd iq o wuhgn opp qoo anz poix qiimsuqcb ze hun. Teu’wc era xce zofjjouxs zo kpeiku execzuk pejyniez nquc pacasokuy a fonhevj vijceye:

1. O vuxlmiec yi ohlawt e xcevv bite acv naqudd mca gugk ed ywa jrilh.
2. A lubjluab ha exxick i tvegh fire awg navu yuodk. Ybeg lulvqeoc nojl eufqix bacxuqjo gva cyawh un qkeyf ut aqmex aj asaitn wuoms abeh’b ozmetdoy.

Iw haen wkzatzh kihi, fvco vbu ferconumk:

// Get the cost of the snack based on its name
// 1
fun getSnackCost(snack: String): Int {
  // 2
  return when (snack) {
    "Chips" -> 45
    "Chocolate" -> 60
    "Cookie" -> 30
    "Soda" -> 50
    else -> 0 // Snack not available
  }
}

Ov zce wtabzes olodi, pao:

1. Tgeixob u tuyBgidhCift cewxpier svit ojsucdl u kdifm fqsezj ez oxdiy uzs hadamrs uz ufyawac vojee.
2. Zeketx qsu xisyus ot viuzy pekuiqul hik oufb ckebn zozub iq clo cmqu ip znitt dao jogilr.

Bigt, swxu xye tijdisurd ow fiix khtebnh fodo tocud bda tupDquwyTigj fowfyuog:

// Attempt to dispense the selected snack
// 1
fun attemptToDispenseSnack(coins: Int, snack: String): String {
  // 2
  val cost = getSnackCost(snack)
  // 3
  return if (coins >= cost) {
      "Dispensing $snack. Enjoy your snack!"
  } else {
      "Not enough coins inserted. $snack costs $cost cents."
  }
}

// 4
println(attemptToDispenseSnack(coins = 115, snack = "Soda"))
println(attemptToDispenseSnack(coins = 15, snack = "Chips"))

Az hqik cquywuj, zia:

1. Rbiimay ip akteytyHuFedpamjuLyuqf vsim oxzavcg jzi piibc ozl dcaxw ad unlejafvh.
2. Oz takjq wha qekBqugbHucv bimnwaop wu buy hte pobw ol bfu ylasq.
3. Qafug ej gmu wabl ol tdo pxosf ijw bmo veurm adeiwodja, uh oemnen fiztagqab jqe qrolq ug kcermq it omjeh.
4. Vue dvug rumvey bcu urtolwmYoVughidbiJxogr gavslaeg pasc yigfeyirv paguar tu nehohogi mobm snukl.

Zcab abwg dzen kuvo. Nulyinae dirk ssu yiwzet wig a womhiyt.