FindDups

C:\ece595_06\collections>javac FindDups.java

C:\ece595_06\collections>java FindDups turtle lion lamb horse lamb pig lion
Duplicate detected: lamb
Duplicate detected: lion
5 distinct words: [lion, horse, lamb, turtle, pig]

`FindDups.java`

 
import java.util.*;

public class FindDups {
    public static void main(String[] args) {
        Set<String> s = new HashSet<String>();
        for (String a : args)
            if (!s.add(a))
                System.out.println("Duplicate detected: " + a);

        System.out.println(s.size() + " distinct words: " + s);
    }
}

Maintained by John Loomis, updated Tue Oct 15 16:51:34 2013