A. Alam
Department of Computer Science and IT, University of Malakand, Chakdara, KPK, Pakistan
S. Ullah
Department of Computer Science and IT, University of Malakand, Chakdara, KPK, Pakistan
M. Z. Burqi
Department of Mathematics, University of Malakand, Chakdara, Dir Lower, Pakistan
Amanullah
Department of Mathematics, University of Malakand, Chakdara, Dir Lower, Pakistan
N. Ali
Department of Computer Science and IT, University of Malakand, Chakdara, KPK, Pakistan