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## Collatz Conjecture.

The Collatz Conjecture or 3x+1 problem can be summarized as follows:

Take any positive integer n. If n is even, divide n by 2 to get n / 2. If n is
odd, multiply n by 3 and add 1 to get 3n + 1. Repeat the process indefinitely.
The conjecture states that no matter which number you start with, you will
always reach 1 eventually.

Given a number n, return the number of steps required to reach 1.

## Examples
Starting with n = 12, the steps would be as follows:

0. 12
1. 6
2. 3
3. 10
4. 5
5. 16
6. 8
7. 4
8. 2
9. 1

Resulting in 9 steps. So for input n = 12, the return value would be 9.

The Scala exercises assume an SBT project scheme. The exercise solution source
should be placed within the exercise directory/src/main/scala. The exercise
unit tests can be found within the exercise directory/src/test/scala.

To run the tests simply run the command `sbt test` in the exercise directory.

For more detailed info about the Scala track see the [help
page](http://exercism.io/languages/scala).

## Source

An unsolved problem in mathematics named after mathematician Lothar Collatz
see more at [collatz conjecture wikipedia](https://en.wikipedia.org/wiki/3x_%2B_1_problem)

## Submitting Incomplete Solutions
It's possible to submit an incomplete solution so you can see how others have completed the exercise.

Version data entries

60 entries across 60 versions & 1 rubygems

Version Path
trackler-2.2.1.84 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.83 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.82 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.81 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.80 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.79 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.78 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.77 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.76 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.75 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.74 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.73 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.72 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.71 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.70 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.69 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.68 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.67 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.66 tracks/scala/exercises/collatz-conjecture/README.md
trackler-2.2.1.65 tracks/scala/exercises/collatz-conjecture/README.md