New gem: greatest_common_factor

Ruby already provides the ability to find the greatest common factor (gcf) of two integers. What if we could determine the greatest common factor across a whole array of integers? Now we can.

I’ve just released greatest_common_factor on github.

Here is a sample of what you can do with it:

Enjoy!

Posted by Brian Doll on September 19, 2008
Filed Under rails, ruby, software

 

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