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7_7.lha
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7_7dlist.h
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1993-08-08
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392b
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21 lines
* Copyright (c) 1990 by AT&T Bell Telephone Laboratories, Incorporated. */
* The C++ Answer Book */
* Tony Hansen */
* All rights reserved. */
lass dlist
friend dlist_iterator;
dlink *last;
ublic:
dlist() { last = 0; }
dlist(ent a)
{
last = new dlink(a);
last->next = last->prev = last;
}
int isempty() { return last != 0; }
void clear();
~dlist() { clear(); }
;