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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. struct LinkedList
  5. {
  6.   int x;
  7.   LinkedList() : x(99) {}
  8.   LinkedList* next;
  9. };
  10.  
  11. int main() {
  12.   LinkedList *r, *s, **rP = &r;
  13.  
  14.   int i = 0;
  15.   while(i < 10)
  16.   {
  17.     s = new LinkedList;
  18.     *rP = s;
  19.     rP = &s->next;
  20.     ++i;
  21.   }
  22.  
  23.   *rP = NULL;
  24.   std::cout << r->x << std::endl;
  25. }
  26.  
Success #stdin #stdout 0s 5304KB
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stdin
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Standard input is empty
stdout
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99
https://ideone.com/Qaowi7
language:
C++14 (gcc 8.3)
created:
11 days ago
visibility:
public

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