Imports System

Public Module Module1

    Public Sub Main()

        dim username, password as string

        Console.WriteLine("Enter username.")

        username = console.ReadLine()

        console.WriteLine("enter password.")

        password = console.ReadLine()

        if username = "SAMISUNG"

            if password = "SAMISUNG08" then 

                console.WriteLine("good morning sami")

            end if 

        elseif username = "Ramoboss" then 

            if password = "Omar09" then

                console.WriteLine("good morning omar")

            else

                console.WriteLine("username or password incorrect")

            end if

        else

            console.WriteLine("username or password incorrect")

            end if

    End Sub

End Module