I am Nur Muhammad Shafiullah, from Dhaka, Bangladesh.
I am from Dhaka College, HSC batch 2014. Before that, I was in Monipur High School & College, SSC batch 2012.
I have been an International Mathematical Olympiad (IMO) contestant from Bangladesh from 2011 to 2014 - currently holding the top place in Bangladesh's Hall of Fame in the IMO site in both number of medals and number of participation. 
I am one of the earliest users of this forum. Currently, I am a global moderator here, and also the most active user, with more than 1150 posts.
I have also participated in International Olympiad in Informatics from Bangladesh in 2012 . I am also a featured student at Brilliant.org.
 IMO Official site, Participant profile - http://www.imo-official.org/participant_r.aspx?id=20847
 IMO Official site, Hall of Fame Bangladesh - http://www.imo-official.org/country_hal ... order=desc
 IOI Official Participant profile - http://stats.ioinformatics.org/people/2798
 Brilliant.org, Who's on Brilliant? - http://brilliant.org/stories/nur/
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