I think the problem should be called 'surface AREA' of a spherical planet.
I need to remember that using 0.31830988618379067154 is less expensive (size 14) than using 1/pi (size 15) ;)
Yeah. But this is useful only within Cody. For real work it would be crazy to program it this way.
Only if you are writing for a low solution size. There's on penalty for writing for clarity, and it's preferred in the real world...
Back to basics 15 - Benchmark
middleAsColumn: Return all but first and last element as a column vector
Flag largest magnitude swings as they occur
Is the input divisible by 3?
Multiply a column by a row
Distance walked 2D
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