15000000
4. Write a new class Manager to inherit the class Employees; add an attributed rank, and write a getter and setter method for the new class. Finally, write a method display_info() to print information. (1 point)
The output should be:
1. Test f1 (1 mark)
2. Test f2 (1 mark)
3. Test f3 (1 mark)
4. Test f4 (1 mark)
Your selection (1 -> 4):
4
Enter name: Quan Van Truong
Enter age: 50
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