Loading collection data...
Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
Better variable names than f. Otherwise good idea.
Sorry, but the rules contradict themself.
That makes no sense in any (Euclidian) Coordinate System.
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Could someone please add a sample test in Haskell?
Or how could I do that?
You don't really need the Data.Char imported.
I don't know if this is more challenging in other Languages,
but in Haskell I can't see any true challenge.
Why should the square of -1 be -1?
In the Sample Test File?