text: //
  // Created by rui zhou on 2019-12-11.
  //
  
  //lc 236
  #include <codech/codech_def.h>
  using namespace std;
  using namespace CODECH;
  
  namespace {
      class Solution {
      public:
          TreeNode *lca(TreeNode *a,TreeNode*b) {
  
          }
      };
  }
  
  DEFINE_CODE_TEST(hht_050_lca)
  {
  
  }
  