Compilation error (line 195, col 15): The best overloaded method match for 'Program.Date.Date(Program.Date)' has some invalid arguments
Compilation error (line 195, col 24): Argument 1: cannot convert from 'void' to 'Program.Date'
Compilation error (line 201, col 15): The best overloaded method match for 'Program.Student.Student(Program.Student)' has some invalid arguments
Compilation error (line 201, col 27): Argument 1: cannot convert from 'void' to 'Program.Student'