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