Code: Select all
public class TestClass {
public static void main(String[] args) {
Set<String> holder = new TreeSet<>();
holder.add("tom");
holder.add("dick");
holder.add("harry");
holder.add("tom");
printIt(holder);
}
public static void printIt(Collection<String> list) {
for (String s: list) System.out.println(s);
}
}