Contents

object CollatzCalculator {

    fun computeStepCount(start: Int): Int {
        require(start > 0) { "Only natural numbers are allowed" }

        if (start == 1) return 0

        val next = if (start % 2 == 0) start / 2 else 3 * start + 1
        return 1 + computeStepCount(next)
    }

}

Version data entries

214 entries across 214 versions & 1 rubygems

Version	Path
trackler-2.2.1.78	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.77	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.76	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.75	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.74	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.73	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.72	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.71	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.70	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.69	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.68	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.67	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.66	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.65	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.64	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.63	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.62	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.61	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.60	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt
trackler-2.2.1.59	tracks/kotlin/exercises/collatz-conjecture/.meta/src/reference/kotlin/CollatzCalculator.kt