Student usernames are the year they graduate from 8th grade email@example.com.
Their passwords are Eu-student number.
If there are multiple students in the same grade with the same last name and same first initial, additional letters of their first name have been added to avoid duplicates.
If a student has a hyphenated last name, only the name before the hyphen was used.
If a student has spaces in their last name, they have been omitted.