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-2.2.1.18	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.17	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.16	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.15	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.14	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.13	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.12	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.11	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.10	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.9	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.8	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.7	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.6	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.5	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.4	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.3	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.2	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.1	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.1.0	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt
trackler-2.2.0.6	tracks/kotlin/exercises/collatz-conjecture/src/example/kotlin/CollatzCalculator.kt