mmatecki

Keybase proof

I hereby claim:

• I am mmatecki on github.
• I am mmatecki (https://keybase.io/mmatecki) on keybase.
• I have a public key ASDyEPmw5cVZDdUGFxeoXjLyn5EsRxtRNQ8LX2IEYwAdIgo

To claim this, I am signing this object:

mmatecki

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public class Person {

    private final String firstName;

    private final String lastName;