Our implementation of a doubly linked list relies on two sentinel nodes, header and trailer, but a

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Our implementation of a doubly linked list relies on two sentinel nodes, header and trailer, but a single sentinel node that guards both ends of the list should suffice. Reimplement the DoublyLinkedList class using only one sentinel node.

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Data Structures and Algorithms in Java

ISBN: 978-1118771334

6th edition

Authors: Michael T. Goodrich, Roberto Tamassia, Michael H. Goldwasser

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