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...
give nth decimal place of pi
Project Euler: Problem 6, Natural numbers, squares and sums.
03 - Matrix Variables 1
Matlab Basics - Rounding I
Minimum possible M of the maximum side of a triangle of given area A.
peta to nano (x-ray)
Predicting life and death of a memory-less light bulb
Use of regexp
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