Programming in C is fast — all you have to do is type a short sequence of keystrokes — generally just two — to get a tab, a new line, a question mark, and more. The following table shows the sequences you need to accomplish a variety of tasks:

Sequence Represents
\a The speaker beeping
\b Backspace (move the cursor back, no erase)
\f Form feed (eject printer page; ankh character on the screen)
\n Newline, like pressing the Enter key
\r Carriage return (moves the cursor to the beginning of the line)
\t Tab
\v Vertical tab (moves the cursor down a line)
\\ The backslash character
\’ The apostrophe
\” The double-quote character
\? The question mark
\0 The “null” byte (backslash-zero)
\xnnn A character value in hexadecimal (base 16)
\Xnnn A character value in hexadecimal (base 16)