College of Computer Science and Technology, Jilin University, Changchun, 130012, China.|College of Computer Science and Technology, Jilin University, Changchun, 130012, China.|College of Computer Science and Technology, Jilin University, Changchun, 130012, China.|Department of Mathematics and Statistics, South Dakota State University, Brookings, SD, 57007, USA.|College of Computer Science and Technology, Jilin University, Changchun, 130012, China. zy26@jlu.edu.cn.|Department of Mathematics and Statistics, South Dakota State University, Brookings, SD, 57007, USA. qin.ma@sdstate.edu.