Saiful Amri was born in Lhokseumawe, October 12, 1974. I obtained my bachelor's Degree from the Department of Mathematics, Bogor Agricultural University (IPB), in 2001. In 2004, I earned my Master Degree in Mathematics from Bandung Institute of Technology (ITB). I have been a lecturer and researcher at the Department of Mathematics FMIPA Syiah Kuala University since 2006. In the department, I am teaching and focusing research on Theory of Numbers, Combinatorics, Algebra, Geometry, and Mathematical Logics. I have been actively involving in numerous scientific meetings in regional, national and international levels. Additionally, I am the trainer for the prospective students from FMIPA and FKIP who are participating in Mathematics Olympiads.