log in??????

ok. i installed ubuntu on my pc and then i reboot and see the login screen im all confusedbecause it asked me for a username and i don't remebre making one but i did make a password. anyone know the problem?

Username and password to log in (k,e,x)ubuntu

At the end of installation it asked for your name. Once your fullname and finaly your username and a password. These are the name and password to log in.