problem log in root user and password

[Jeremychen]

Dear Sir/Madam

   I have been a while didn't  long in Linux, however I

forget my root user name and password. Where I can find the
solution to solved this kind of troubles.

[Confuseling]

@Jeremychen

…Where I can find the
solution to solved this kind of troubles.

Google

opensuse reset root password - Google Search

The first link looks good to me…