you just discovered its circumference, that is the input.
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...
Swap the first and last columns
Getting the absolute index from a matrix
sum of non-primes
06 - Matrix Equations 1
Narcissistic number ?
Inner product of two vectors
radius of a spherical planet
chance in percent for minimum K heads when a good coin is tossed N times?
Bang Bang in Bangalore
swap sign sum & multiply castles
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