You I'm not able to play soccer anymore because my foot hurts so much after a surgery on my leg, and also I have an important meeting tomorrow. These are the topics of this set of questions and tasks: - A local coffee shop is having problems with their inventory system and they need help to debug it in order to reduce their operational overheads by 50%. They require a method that ensures all cursor packs are compatible for different operating systems, including Linux. The code must be written in Python 3 or higher and the solution should include error handling with try-except blocks. It also needs to have inline documentation explaining its purpose and usage. Here is the given function which takes three integer inputs: 1) Write a program that calculates the factorial of a number, but with an algorithmic complexity greater than O(n).