klips/cpp/datastructs/singlelist/singlelist.h

55 lines
1.9 KiB
C++

/*#############################################################################
## Author: Shaun Reed ##
## Legal: All Content (c) 2020 Shaun Reed, all rights reserved ##
## About: An example of a singly linked list ##
## ##
## Structure: Remove: Insert: Insert at: Replace: ##
## o-o-o-o-o-o o-o--x-->o-o-o o o o ##
## | /| / \ ##
## o-o-o-o-o-o o-o~o-o-o-o o-o~x~o-o-o ##
## ##
## Contact: shaunrd0@gmail.com | URL: www.shaunreed.com | GitHub: shaunrd0 ##
##############################################################################
## singlelist.h
*/
#ifndef SINGLELIST_H
#define SINGLELIST_H
#include <iostream>
class SingleList{
public:
SingleList() : head(NULL) {};
SingleList(const SingleList& rhs);
SingleList operator=(SingleList rhs);
~SingleList();
bool insert(int val);
bool insert(int val, int key);
bool remove(int val);
bool replace(int val, int key);
void makeEmpty();
bool isEmpty() const;
int peek() const;
void print() const;
bool find(int val) const;
private:
struct Node {
int data;
Node *next;
Node(): data(), next(NULL) {};
Node(int val): data(val), next(NULL) {};
};
Node *head;
bool insert(int val, Node *&head);
bool insert(int val, int key, Node *&head);
bool remove(int val, Node *&head);
bool replace(int val, int key, Node *&head);
Node* find(int val, Node *start) const;
Node* findPrevious(int val, Node *start) const;
void print(Node *start) const;
};
#endif