Input Output (I/O) functions in C are used for handling input and output operations in programs. They facilitate communication between the program and external devices such as the keyboard, screen, ...

Some programming languages leave input and output support to the libraries developed for the languages. For instance, the core C language does not include input and output specifications. These ...

If you are a C++ programmer, you probably have used the stream library to perform input and output operations on various devices, such as files, consoles, or network sockets.