Introduction of C Language

Character Set A Character set can be define as collection of the following -: (a-) ALPHABET -  Lowercase [a-z] and Uppercase [A-Z] (b-) DIGIT-  [0-9] (C-) SPECIAL SYMBOL -[@,#,:,<,>,!;] Reserved Words [keywords] 1-  They are those words which are pre-defined and have some specific meaning .such words can be used in a program only for their intended purpose. 2-  Reserved words are always be written in lowercase letter. 3-  Some of the common example of keywords are as follow-:         void,int,switch,for,else,if,continue,break,etc.. There are total 32 keywords available in C language. auto,  else ,  long ,  switch,  break ,  enum ,  register ,  typedef,  case,  extern,  return,  union,  char,  float  short,  unsigned,  const,  for,  signed,  void,  continue,  goto,  sizeof,  volatile,  def...