f is formatted output. The format specifier is a parameter of the printf function. The parameters of printf can also vary in use hence printf is variadic: printf( %3.2f\n, someNumber ); //prints a float 3 digits wide and 2 decimal places in precision.
As a result, fixed costs are sometimes called period costs. Some fixed costs are incurred at the discretion of a company's management, such as advertising and promotional expense, while others are not. It is important to remember that all non-discretionary fixed costs will be incurred even if production or sales volume falls to zero.
Fixed Cost Classification. Fixed cost classification is the simplest way to allocate indirect costs. This method works with costs such as depreciation and labor that can be classified as fixed. Fixed costs are allocated as a fixed charge to a specific business asset or department within the business.