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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. struct Node {
  6.     int data;
  7.     Node* next;
  8. };
  9.  
  10. Node* myList = nullptr;
  11.  
  12. void addToList(int n) {
  13.     Node* tmp = myList;
  14.     myList = new Node;
  15.     myList -> data = n;
  16.     myList -> next = tmp;
  17.  
  18.     cout << n << " has been added to the list." << endl;
  19. }
  20.  
  21. void showList() {
  22.     cout << "Showing the list: ";
  23.     Node* tmp = myList;
  24.     while (tmp != nullptr) {
  25.         cout << tmp -> data << ' ';
  26.         tmp = tmp -> next;
  27.     }
  28.     cout << endl;
  29. }
  30.  
  31. void deleteList() {
  32.     Node* tmp = myList;
  33.     while (tmp != nullptr) {
  34.         tmp = myList -> next;
  35.         delete myList;
  36.         myList = tmp;
  37.     }
  38.     cout << "List has been deleted." << endl;
  39. }
  40.  
  41. int main() {
  42.     addToList(15);
  43.     showList();
  44.  
  45.     addToList(16);
  46.     addToList(17);
  47.     showList();
  48.  
  49.     deleteList();
  50.     showList();
  51. }
  52.  
Success #stdin #stdout 0.01s 5288KB
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stdin
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Standard input is empty
stdout
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15 has been added to the list.
Showing the list: 15 
16 has been added to the list.
17 has been added to the list.
Showing the list: 17 16 15 
List has been deleted.
Showing the list:
https://ideone.com/npDroi
language:
C++ (gcc 8.3)
created:
341 days ago
visibility:
secret

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