What is the use of \n \t \a \r \f in c/c++?

Question

What is structure padding and how it is used at processor level?

Answer 1

\n for newline
\t for a tab
\a for a beep (alert)
\r for a carriage return
\f for clear the output - I means to say after printf performed it's job clear the screen.

Answer 2

Following is the list of escape characters with explanation -

\a    Audible bell
\b    Backspace
\f    Formfeed
\n    Newline (linefeed)
\r    Carriage return
\t    Tab (horizontal)
\v    Vertical tab
\\    Backslash
\'    Single quote (apostrophe)
\"    Double quote
\?    Question mark