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 a list sorted by number of occurrences
Which values occur exactly three times?
Summing Digits within Text
Test if a Number is a Palindrome without using any String Operations
Remove the two elements next to NaN value
Volume of this donut
Vectorizing, too easy or too hard?
Dick Van Dyck?
radius of a spherical planet
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