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  1. #include <iostream>
  2. #include <string>
  3. using namespace std;
  4.  
  5. class ListItem
  6. {
  7. 	public:
  8. 		string Data;
  9. 		ListItem *Next;
  10. };
  11.  
  12. class List
  13. {
  14. 	private:
  15. 	    ListItem *root = nullptr;
  16. 	    ListItem *last = nullptr;
  17.  
  18. 	public:
  19. 	   ~List();
  20. 	   void Anhaengen(string data);
  21. 	   void Ausgabe();
  22. 	   int GetCount();
  23.  
  24. };
  25.  
  26. List::~List()
  27. {
  28. 	ListItem *helper;
  29.     while (this->root != nullptr)
  30.     {
  31.         helper = this->root;
  32.         this->root = this->root->Next;
  33.         delete(helper);
  34.     }
  35. }
  36.  
  37. void List::Anhaengen(string data)
  38. {
  39. 	ListItem *item = new(ListItem);
  40. 	item->Data = data;
  41. 	item->Next = nullptr;
  42. 	if(this->root == nullptr)
  43. 	{
  44. 		this->root = item;
  45. 		this->last = item;
  46. 	}
  47. 	else
  48. 	{
  49. 		this->last->Next = item;
  50. 		this->last = item;
  51. 	}
  52. }
  53.  
  54. void List::Ausgabe()
  55. {
  56. 	ListItem *helper = this->root;
  57.  
  58.     while (helper != nullptr)
  59.     {
  60.     	cout << helper->Data << endl;
  61.         helper = helper->Next;
  62.     }  
  63. }
  64.  
  65. int List::GetCount()
  66. {
  67. 	int count = 0;
  68. 	ListItem *helper = this->root;
  69.  
  70. 	while (helper != nullptr)
  71.     {
  72.         helper = helper->Next;
  73. 		count++;
  74.     }  
  75.  
  76. 	return count;
  77. }
  78.  
  79. int main() {
  80.  
  81. 	List list;
  82.  
  83. 	for(int i = 1; i < 11; i++)
  84. 		list.Anhaengen("Test" + std::to_string(i));
  85.  
  86. 	list.Ausgabe();
  87. 	cout << "Items: " << list.GetCount() << endl;
  88.  
  89. 	// your code goes here
  90. 	return 0;
  91. }
Success #stdin #stdout 0s 3472KB
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Standard input is empty
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Test1
Test2
Test3
Test4
Test5
Test6
Test7
Test8
Test9
Test10
Items: 10
https://ideone.com/0qwHoH
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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