importjava.io.*;classPerson{publicvoidprint(){System.out.print("Person");}}classEmployeeextendsPerson{publicvoidprint(){System.out.print("Employee");}}classManagerextendsEmployee{publicvoidprint(){System.out.print("Manager");}}publicclassTest{publicstaticvoidmain(String[]args){Managerman=newManager();Personperson1=newManager();Personperson2=newEmployee();person1.print();person2.print();}}对于上述代码，其结果输出为