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7 doubly linked lists

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DOUBLY LINKED LIST Dr. Abdul Majid adlmjd@yahoo.com 1 // position current before the first // list element void start() { lastCurrentNode = headNode; currentNode = headNode; }; Data Structures & Algorithms C++ Code for Linked List 2 Data Structures & Algorithms C++ Code for Linked List void remove() { if( currentNode != NULL && currentNode != headNode) { lastCurrentNode->setNext(currentNode->getNext()); delete currentNode; currentNode = lastCurrentNode->getNext(); size--; } }; currentNode headNode 2 6 8 7 1 size=5 lastcurrentNode 3 Data Structures & Algorithms C++ Code for Linked List void remove() { if( currentNode != NULL && currentNode != headNode) { 1 lastCurrentNode->setNext(currentNode->getNext()); delete currentNode; currentNode = lastCurrentNode->getNext(); size--; } }; currentNode headNode 1 2 6 8 7 1 size=5 lastcurrentNode 4 Data Structures & Algorithms C++ Code for Linked List void remove() { if( currentNode != NULL && currentNode != headNode) { 1 lastCurrentNode->setNext(currentNode->getNext()); 2 delete currentNode; currentNode = lastCurrentNode->getNext(); size--; } }; currentNode headNode 1 2 8 7 1 size=5 2 lastcurrentNode 5 Data Structures & Algorithms C++ Code for Linked List void remove() { if( currentNode != NULL && currentNode != headNode) { 1 lastCurrentNode->setNext(currentNode->getNext()); 2 delete currentNode; 3 currentNode = lastCurrentNode->getNext(); 4 size--; } 3 }; currentNode headNode 1 4 2 8 ...
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