code: public void addImplicitHydrogens(IAtomContainer container) throws CDKException {
          for (IAtom atom : container.atoms()) {
              if (!(atom instanceof IPseudoAtom)) {
                  addImplicitHydrogens(container, atom);
              }
          }
      }
docs: Sets implicit hydrogen counts for all atoms in the given IAtomContainer.
  
  @param  container The molecule to which H's will be added
  @throws CDKException Throws if insufficient information is present
  
  @cdk.keyword hydrogens, adding