How to enter data into a website automatically

Hey guys

I have set of texts that are stored in txt format and i want to paste them in the field and click submit. if it works then stop if didnt work paste the next txt and try again .

Please help. If you can provide the steps that would be great!

What does this mean? Can you please provide a link to the website?

its my facebook account which i lost the passwword and i have wrote down the possible password in txt file, so it was succesful login stop if not try the new passwword and click on login