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Contents

# Raindrops

Convert a number to a string, the contents of which depend on the number's factors.

- If the number has 3 as a factor, output 'Pling'.
- If the number has 5 as a factor, output 'Plang'.
- If the number has 7 as a factor, output 'Plong'.
- If the number does not have 3, 5, or 7 as a factor,
  just pass the number's digits straight through.

## Examples

- 28's factors are 1, 2, 4, **7**, 14, 28.
  - In raindrop-speak, this would be a simple "Plong".
- 30's factors are 1, 2, **3**, **5**, 6, 10, 15, 30.
  - In raindrop-speak, this would be a "PlingPlang".
- 34 has four factors: 1, 2, 17, and 34.
  - In raindrop-speak, this would be "34".

* * * *

For installation and learning resources, refer to the
[exercism Racket page](http://exercism.io/languages/racket).

You can run the provided tests through DrRacket, or via the command line.

To run the test through DrRacket, simply open the test file and click the 'Run' button in the upper right.

To run the test from the command line, run the test from the exercise directory with the following command:

```
raco test raindrops-test.rkt
```

which will display the following:

```
raco test: (submod "raindrops-test.rkt" test)
2 success(es) 0 failure(s) 0 error(s) 2 test(s) run
0
2 tests passed
```

## Source

A variation on a famous interview question intended to weed out potential candidates. [http://jumpstartlab.com](http://jumpstartlab.com)

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

Version data entries

78 entries across 78 versions & 1 rubygems

Version Path
trackler-2.2.1.180 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.179 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.178 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.177 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.176 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.175 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.174 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.173 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.172 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.171 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.170 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.169 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.167 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.166 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.165 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.164 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.163 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.162 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.161 tracks/racket/exercises/raindrops/README.md
trackler-2.2.1.160 tracks/racket/exercises/raindrops/README.md