001package components.set; 002 003import java.util.Iterator; 004 005/** 006 * Layered implementations of secondary methods for {@code Set}. 007 * 008 * @param <T> 009 * type of {@code Set} elements 010 */ 011public abstract class SetSecondary<T> implements Set<T> { 012 013 /* 014 * 2221/2231 assignment code deleted. 015 */ 016 017}