rpcarney4
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| import java.util.Iterator; | |
| import java.util.NoSuchElementException; | |
| /** | |
| * Provides an implementation of the Set interface. | |
| * A doubly-linked list is used as the underlying data structure. | |
| * Although not required by the interface, this linked list is | |
| * maintained in ascending natural order. In those methods that | |
| * take a LinkedSet as a parameter, this order is used to increase | |
| * efficiency. |