read from file

[etemadian]

friends ;
I saved a usernames and account in txt file and I want to when file launches user enter their username and password and if their username and password mach program continue.
so I wnt to only read from determind file .

[ne555]

http://www.cplusplus.com/doc/tutorial/files/

[thecodewall]

try this one:
http://codewall.blogspot.com/2010/12/reading-and-writing-file-in-c.html