import java.util.ArrayList;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
public class Capture {
static Set listToSet(List list) {
Set set = new HashSet();
set.addAll(list);
return set;
}
public static void main(String[] args) {
List list = new ArrayList();
Set set = listToSet(list);
}
}