tracks/kotlin/exercises/collatz-conjecture/README.md in trackler-2.2.1.13 vs tracks/kotlin/exercises/collatz-conjecture/README.md in trackler-2.2.1.14
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9. 1
Resulting in 9 steps. So for input n = 12, the return value would be 9.
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## Source
An unsolved problem in mathematics named after mathematician Lothar Collatz [https://en.wikipedia.org/wiki/3x_%2B_1_problem](https://en.wikipedia.org/wiki/3x_%2B_1_problem)