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  1. #include <iostream>
  2. #include <cstdlib>
  3. using namespace std;
  4. #ifndef Null
  5.     #define Null 0
  6. #endif
  7.  
  8.  
  9. class Node
  10. {
  11. 	public:
  12. 		int data;
  13. 		Node *link;
  14. };
  15.  
  16. class LList
  17. {
  18. 	public:
  19. 		LList ();
  20. 		~LList();
  21. 		void create();
  22. 		void display();
  23. 		Node* getNode();
  24. 		void append(Node* NewNode);
  25. 		void insert(Node *NewNode, int pos);
  26. 		void rtraverse();
  27. 		void deleteNode(int deletePos);
  28. 	private:
  29. 		Node *Head, *Tail;
  30. 		void recursiveTraverse (Node *tmp)
  31. 		{
  32. 			if (tmp == Null)
  33. 			{
  34. 				return;
  35. 			}
  36. 			cout << tmp->data << "\t";
  37. 			recursiveTraverse (tmp->link);
  38. 		}
  39. };
  40.  
  41. LList :: ~LList ()
  42. {
  43. 	Node *Temp;
  44. 	while (Head != Null)
  45. 	{
  46. 		Temp = Head;
  47. 		Head = Head->link;
  48. 		delete Temp;
  49. 	}
  50. }
  51.  
  52. void LList :: create ()
  53. {
  54. 	char ans;
  55. 	Node *NewNode;
  56. 	while (1)
  57. 	{
  58. 		cout << "Any more nodes to be added (Y/N):";
  59. 		cin >> ans;
  60. 		if (ans == 'n' || ans == 'N')
  61. 		{
  62. 			break;
  63. 		}
  64. 		NewNode = getNode ();
  65. 		append(NewNode);
  66. 	}
  67. }
  68.  
  69. void LList :: append(Node* NewNode)
  70. {
  71. 	if (Head == Null)
  72. 	{
  73. 		Head = NewNode;
  74. 		Tail = NewNode;
  75. 	}
  76. 	else
  77. 	{
  78. 		Tail->link = NewNode;
  79. 		Tail = NewNode;
  80. 	}
  81. }
  82.  
  83. Node* LList :: getNode()
  84. {
  85. 	Node *Newnode;
  86. 	Newnode =  new Node;
  87. 	cin >> Newnode->data;
  88. 	Newnode->link = Null;
  89. 	return (Newnode);
  90. }
  91.  
  92. void LList :: display()
  93. {
  94. 	Node *temp = Head;
  95. 	if (temp == Null)
  96. 	{
  97. 		cout << "Empty List";
  98. 	}
  99. 	else
  100. 	{
  101. 		while(temp != Null)
  102. 		{
  103. 			cout << temp->data << "\t";
  104. 			temp = temp->link;
  105. 		}
  106. 	}
  107. 	cout << endl;
  108. }
  109.  
  110. int main()
  111. {
  112. 	LList L1;
  113. 	L1.create();
  114. 	L1.display();
  115.  
  116. 	return 0;
  117. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
/home/2iLihC/ccDAPJvF.o: In function `main':
prog.cpp:(.text.startup+0x13): undefined reference to `LList::LList()'
collect2: error: ld returned 1 exit status
stdout
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Standard output is empty
https://ideone.com/N3EXgI
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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