Graph hin input

Write minimal cycles in .txt file,
Medial, Dual, Stellate, Leapfrog, Truncate, Rotation and Quadruple operation in .hin file

Open a *.hin file

References:

1. P. W. Fowler and J. I. Steer, The Leapfrog principle: a rule for electron counts of carbon clusters J. Chem. Comun., 1987, 1403-1405
2. M. V. Diudea, P. E. John, A. Graovac, M. Primorac and T. Pisanski, Leapfrog and related operations on toroidal fullerenes , Croat. Chem. Acta, 2003, 76, 153-159