MEDCOUPLING_EXPORT static DataArrayInt *BuildOld2NewArrayFromSurjectiveFormat2(int nbOfOldTuples, const int *arr, const int *arrIBg, const int *arrIEnd, int &newNbOfTuples);
MEDCOUPLING_EXPORT DataArrayInt *buildPermArrPerLevel() const;
MEDCOUPLING_EXPORT bool isIdentity() const;
MEDCOUPLING_EXPORT static DataArrayInt *BuildOld2NewArrayFromSurjectiveFormat2(int nbOfOldTuples, const int *arr, const int *arrIBg, const int *arrIEnd, int &newNbOfTuples);
MEDCOUPLING_EXPORT DataArrayInt *buildPermArrPerLevel() const;
MEDCOUPLING_EXPORT bool isIdentity() const;