Geek Fixes

There are 31 Keywords/Reserved words in C programming language. 

The following list shows the reserved words in C. These reserved words may not be used as constant or variable or any other identifier names.

auto	else	long	switch
break	enum	register	typedef
case	extern	return	union
char	float	short	unsigned
const	for	signed	void
continue	goto	sizeof	volatile
default	if	static	while
do	int	struct	_Packed
double

Keywords in C programming language must not be used as a variable name or as a constant.
If you do so, then you will get an error in your program.