IO Stream Functions:

Class	Function	Meaning
istream	get(ch)	Reads one character into ‘ch’
	get(str,max)	Reads “max” character into ‘str’
	getline(str,max)	Reads “max” character into ‘str’
	read(char*,int)	reads objects from a stream
	seekg(long,whence)	Moves to the specified position
	tellg(long)	Returns the position of the stream
ostream	put(ch)	Writes character into a stream
	write(char*,int)	Writes objects into a stream
	seekp(long,whence)	Moves to the specified position
	tellp(long)	Returns the position of the stream
ifstream	open(file)	Opens a file
ofstream	open(file)	Opens a file
fstreambase	close()	Closes a file