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...
Return the largest number that is adjacent to a zero
Sums with Excluded Digits
Test for balanced parentheses
Triangle Numbers Below N
Find a Pythagorean triple
Given a square and a circle, please decide whether the square covers more area.
How to multiply?
A Simple Tide Gauge with MATLAB
Acidity of vinegar and salts
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