Lecturer Information:  Super Class   : lecturer Attributes    :       Lecturerid, LecturerName, Address, Qualification age,  Gender , Methods     :       Read the lecturer details Display the  Lecturer details   Sub class   :  Subject_details Attributes    :   no__of_ students_course1,   no__of_ students_course2, :   no_of_ studenst_course3,    no_of_ students_course4,Total_no_working hours Methods     :  Find the total number of  students from all courses Get the total number of working hours Display the Lecturer details and Subject details.

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