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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class Node
  5. {
  6. private:
  7. 	int value = 0;
  8. 	Node* next = nullptr;
  9.  
  10. public:
  11. 	Node(int v = 0, Node* n = nullptr);
  12. 	int getValue() const;
  13. 	void setValue(int v);
  14. 	Node* getNext() const;
  15. 	void setNext(Node* n);
  16. };
  17.  
  18. Node::Node(int v, Node* n) :
  19.     value(v),
  20. 	next(n)
  21. {
  22. }
  23.  
  24. int Node::getValue() const
  25. {
  26.     return value;
  27. }
  28.  
  29. void Node::setValue(int v)
  30. {
  31.     value = v;
  32. }
  33.  
  34. Node* Node::getNext() const
  35. {
  36.     return next;
  37. }
  38.  
  39. void Node::setNext(Node* n)
  40. {
  41.     next = n;
  42. }
  43.  
  44. class virticalList
  45. {
  46. private:
  47.     Node* head = nullptr;
  48.  
  49. public:
  50.     virticalList();
  51.     virticalList(const virticalList &p2);
  52.     ~virticalList();
  53.  
  54.     virticalList& operator=(const virticalList& p2);
  55.  
  56.     void print() const;
  57.     void virtInc();
  58. };
  59.  
  60. virticalList::virticalList() :
  61. 	head(new Node(10))
  62. {
  63. 	Node* ptr = head;
  64.     for(int i = 11; i < 20; ++i)
  65.     {
  66.         ptr->setNext(new Node(i));
  67.         ptr = ptr->getNext();
  68.     }
  69. }
  70.  
  71. virticalList::virticalList(const virticalList &p2) {
  72. 	if (p2.head) {
  73. 		Node* temp = p2.head;
  74. 		Node* curr = head = new Node(temp->getValue());
  75. 		while (temp = temp->getNext()) {
  76. 			curr->setNext(new Node(temp->getValue()));
  77. 			curr = curr->getNext();
  78. 		}
  79. 	}
  80. }
  81.  
  82. virticalList::~virticalList() {
  83.     Node* ptr = head, *next;
  84.     while (ptr) {
  85. 		next = ptr->getNext();
  86.         delete ptr;
  87.         ptr = next;
  88.     }
  89. }
  90.  
  91. virticalList& virticalList::operator=(const virticalList& p2)
  92. {
  93. 	if (this != &p2) {
  94. 		virticalList temp(p2);
  95. 		//std::swap(head, temp.head);
  96. 		Node* ptr = head;
  97. 		head = temp.head;
  98. 		temp.head = ptr;
  99. 	}
  100.     return *this;
  101. }
  102.  
  103. void virticalList::print() const
  104. {
  105. 	Node* ptr = head;
  106. 	while (ptr) {
  107. 		cout << ptr->getValue() << " ";
  108. 		ptr = ptr->getNext();
  109. 	}
  110. 	cout << "\n";
  111. }
  112.  
  113. void virticalList::virtInc()
  114. {
  115.     Node* ptr = head;
  116.     while (ptr) {
  117. 		ptr->setValue(ptr->getValue()+1);
  118. 		ptr = ptr->getNext();
  119.     }
  120. }
  121.  
  122. int main() {
  123. 	virticalList l1, l2;
  124. 	l2.virtInc();
  125.  
  126. 	l1.print();
  127. 	l1 = l2;
  128. 	l1.print();
  129.  
  130. 	return 0;
  131. }
Success #stdin #stdout 0s 4448KB
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stdin
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Standard input is empty
stdout
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10 11 12 13 14 15 16 17 18 19 
11 12 13 14 15 16 17 18 19 20
https://ideone.com/y25AYP
language:
C++ 4.3.2 (gcc-4.3.2)
created:
4 years ago
visibility:
public

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