Basic Input / Output Function used in 'C' Language We know that the c language is accompanied by a collection of library functions, which includes a number of input/output functions.these functions allow the transfer of information between the computer and the input/output devices. There are multiple input/output functions in 'C'. Main Two of them are as follows:- Input function : - Data (values) can be accepted in the program by means of some functions, which are already defined in the standard c library. The most common function is the scanf() function. Scanf() function: - Data can be entered into the running program from a input device(keyboard). The input will be be taken by the c library functions scanf() . This function can be used to take inp...