関連ワード:  unique_ptr shared_ptr and weak_ptr    unique_ptr shared_ptr weak_ptr c++    difference between unique_ptr shared_ptr and weak_ptr    unique_ptr vs shared_ptr vs weak_ptr    smart pointers unique_ptr shared_ptr weak_ptr    difference between shared_ptr and unique_ptr    difference between unique_ptr and shared_ptr in c++  
結果 : unique_ptr shared_ptr and weak_ptr