Kotlin_Functions_lvl2.kt

Main.kt

import kotlin.math.pow
import java.util.*

fun main(args: Array<String>) {
    //extra-practice:
//Use a for loop to run the program 10 times, or until the "Take it easy" fortune has been selected.
        var fortune: String
        for (i in 1..10) {
            fortune = getFortune()
            println("\nYour fortune is: $fortune")
            if (fortune.contains("Take it easy")) break
        }
}
fun getFortune() : String {
    val fortunes = listOf( "You will have a great day!",
            "Things will go well for you today.",
            "Enjoy a wonderful day of success.",
            "Be humble and all will turn out well.",
            "Today is a good day for exercising restraint.",
            "Take it easy and enjoy life!",
            "Treasure your friends, because they are your greatest fortune.")
    print("\nEnter your birthday: ")
    val birthday: Int = readLine()?.toIntOrNull() ?: 1
    return fortunes[birthday.rem(fortunes.size)]
//     rem  Calculates the REMainder of dividing this value by the other value. *
//    println(4.rem(3)) // 1
}