final class Item {
Integer size;
Item(Integer size) { this.size = size; }
public boolean equals(Item item2) {
if (this == item2) return true;
return this.size.equals(item2.size);
}
}
public class SkepticRide {
public static void main(String[] args) {
Item itemA = new Item(10);
Item itemB = new Item(10);
Object itemC = itemA;
System.out.println("|" + itemA.equals(itemB) +
"|" + itemC.equals(itemB) + "|");
}
}