text: #include<iostream>
  #include<vector>
  #include <string.h>
  
  
  
  class Mesh{
      
  
      public:
      const int PF_SINGLE_CELL = 1;
  
      double **NodCoord;
      // Connectivity information for FE-mesh
      int **ElemNod;
      // Material IDs for Finite Elements
      int ElemMat[0];
  
      int MasterID[0];
      int SlaveID[0];
      int NTSMasterFacetID[0];
      double **xi;
  
      // optional data;
      double **NodCoordInit;
      int BottomElemID;
      int TopElemID;
      int **FacetElemNod;
      int **NextFacets;
      int SurfaceLine2D[0];
      int **SubMeshNodFromTo;
      int **SubMeshElemFromTo;
      int **SubMeshSurfFromTo;
  
  
  
      //for Interfaces
      int GlobalNodID[0];
  
      char uuid;
      char ElemType;
      public:
          char ErrorMsg;
          char meshtype;
          int surface;
  
      public:
          Mesh();
          void create(int meshtype);
          void showConnectivity();
  
  };
  
  