Problem:
Question 1- Exhibit an algorithm that detects whether one finite automaton accepts a subset of the set accepted by another machine.
Question 2- How to write custom formula for a cell that if it enter a number like 2220 than will accept OK but if you put number in decimal format it should be after 1st digit like 2.220. Please show your work and justify it.
Show the code, demonstrate it works properly and describe what it is doing.