./FindDuplicates.java
package examples;
import java.util.HashSet;
import java.util.Set;
/**
* From the array of command-line arguments, identify the duplicates
*
* @author CS209
*
*/
public class FindDuplicates {
/**
*
* @param args
*/
public static void main(String args[]) {
Set<String> argSet = new HashSet<String>();
for(int i=0; i < args.length; i++ ) {
// try to add argument to set
if( ! argSet.add(args[i]) ) {
System.out.println("Duplicate: " + args[i]);
}
}
System.out.println(argSet.size() + " unique words: " + argSet);
}
}
Generated by GNU enscript 1.6.4.