1. Department of Computer Science, School of Systems and Technology, University of Management and Technology, C II Johar Town, Lahore 54770, Pakistan
2. Department of Mathematics, Faculty of Science, King Abdulaziz University, P.O. Box 80203, Jeddah 21589, Saudi Arabia
3. Department of Information Technology, Faculty of Computing and Information Technology, King Abdulaziz University, P.O. Box 80221, Jeddah, Saudi Arabia