I want it simple code in c++ language with classes and objects and their initialization for variables, which means not a full code just to describe the diagram

MedicalTest TestResult -for -has -result: double -name: string -price: double -unit: string -IowsetValue: double -highest Value: double -for 1 1 1 -has -has for Appointment -appointmentDate: Date -appointmnetTime : Date Payment -value 1 1 A -for CashPayment Online Payment 1 -has Patient -fullName : string -address : string -phoneNumer : string -email: string -password: string Patients Login Reception Database Medical Lab register patient cata) add toodtabase wready registered login username password checkDatabase logged in successfully newAppointment date, time) cheklabo lab ip available ask for medical tests. total of of added tests confirming bokking through seados