please i need full code for 3 od the usecases in c# the output should be show the inteface and this is the Introduction:

The purpose of SD is keeping record of progress and improvement developing attendance management system. It is a computerized the tradition way of analyze and saving information. The framework is enableaccommodating in assessing the participation qualification of the system. It describes system where utilize record the participation of developers, customerand audience. It allows individual data and subtle elements of clients to be recorded. Another highlight is the UML case diagrams and related data. The audience include customer and Developer team can view it.

an this is the usecase siagram

i need it for rugestir account , view account , record attendance

Use case diagram for the system: UNIQ Attendance system Register Account View Transcript Student View Schedule View Account View Event Open Class Session Lecturer ccedendo Record Attendances Submit Record deod Staff Export Record View Record Manage Users