==== The Monte Carlo Simulation (PI Calculation) ====

Got the code from here:

https://rosettacode.org/wiki/Monte_Carlo_methods#C.2B.2B

It uses random sampling to define constraints on the value and then makes a sort of "best guess."

{| class="wikitable mw-collapsible mw-collapsed"

</pre>

|}

As this algorithm is based on random sampling, so there is only one function that does all the work.

Flat profile:

<pre>

'''Results for different scale of calculation'''

[[File:Yihang.JPG]]