51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
/*#############################################################################
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## Author: Shaun Reed ##
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## Legal: All Content (c) 2020 Shaun Reed, all rights reserved ##
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## About: An example of a doubly linked list ##
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## ##
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## Contact: shaunrd0@gmail.com | URL: www.shaunreed.com | GitHub: shaunrd0 ##
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##############################################################################
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## doublelist.h
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*/
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#ifndef DOUBLELIST_H
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#define DOUBLELIST_H
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#include <iostream>
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template <typename T>
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class DoubleList {
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public:
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DoubleList() : head(NULL) {};
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DoubleList(const DoubleList& rhs);
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DoubleList operator=(DoubleList rhs);
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~DoubleList();
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bool insert(T val);
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bool insert(T val, T key);
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bool remove(T val);
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bool replace(T val, T key);
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void makeEmpty();
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bool isEmpty() const;
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T peek() const;
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void print() const;
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bool find(T val) const;
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private:
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template <typename TY>
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struct Node {
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TY data;
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Node *next, *prev;
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Node(): data(), next(NULL), prev(NULL) {};
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Node(T val): data(val), next(NULL), prev(NULL) {};
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};
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Node<T> *head;
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bool insert(T val, Node<T> *&head);
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bool insert(T val, T key, Node<T> *&head);
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bool remove(T val, Node<T> *&head);
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bool replace(T val, T key, Node<T> *&head);
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Node<T>* find(T val, Node<T> *start) const;
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void print(Node<T> *start) const;
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};
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#endif
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