Need a spreadsheet customized

I need to have the ability to load a .CSV file I receive and have it automatically have the following done to it: If Column B and F are the same Column E would be False, if not True Column C is always False Column M is always <Cash Basis> Column N is the number of lines that contain same number in Column L Column O counts down the lines that contain same number in Column L Column S is always 4010 Column V needs to be made into negative number Column Y counts down the lines set of same numbers in Column L --- Sample CSV [login to view URL] [login to view URL]