The starting point of this exercise is the observations about privacy leaks on the accompanying slide.
Make sure that you understand the problem. Test-drive the program (together with its dependent Person class and Date class) on your own computer.
If you have not already done so, read the section about privacy leaks in the textbook!
Find a good solution to the problem, program it, and test your solution.
Discuss to which degree you will expect that this problem to occur in everyday programming situations.
There is no solution to this exercise