Remarks

This source code returns the fibonacci number at the end of the nth month as explained on wikipedia : https://en.wikipedia.org/wiki/Fibonacci_sequence

When used without any argument, it works like month 0.

As stated in the source code: "Rabbits are great to compute fibonnacci numbers"

Author

Thanks to AFPy and especially to mdk and entwanne for their help. Thanks to Row for its original ASCII art of a delicious rabbit.

python fibonacci.py N

Where N is the month. It returns corresponding fibonacci number.

No external library is necessary to run it.

It should work on python 3.10 and 3.11 only.

It has been succesfully launched on Debian and WSL Debian.