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  1. #include <vector>
  2. #include <algorithm>
  3.  
  4. class A {
  5. public:
  6.   bool hasGrandChild() const {
  7.     return std::any_of(childs_.begin(), childs_.end(), [](A const &a) {
  8.         return a.hasChild();
  9.       });
  10.   }
  11. private:
  12.   bool hasChild() const { return true; }
  13.   std::vector<A> childs_;
  14. };
  15.  
  16. int main()
  17. {
  18.   A a;
  19.   a.hasGrandChild();
  20.   return 0;
  21. }
  22.  
Success #stdin #stdout 0s 2924KB
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https://ideone.com/333qw
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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