This is (more or less) cribbed from the USC contest winner's solution.
Very fast and very compact solution. Nice usage of complex to calculate distance between points and recursion.
Scoring for oriented dominoes
Is the Point in a Circle?
Get the length of a given vector
Chezz_015 : Simplified chess
Identify Reachable Points
Sudoku Solver - Standard 9x9
Adding and Subtracting UINT variables
Genome Sequence 002: Introductory DNA Sequencing (Flipped Segments)
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