Gennady Korotkevich (Belarusian: ??????? ??????????, Hienadz Karatkievic, Russian: ???????? ??????????; born 25 September 1994) is a Belarusian sport programmer who has won major international competitions since age 11, as well as numerous national competitions.
His top accomplishments include six consecutive gold medals in the International Olympiad in Informatics as well as the world championship in the 2013 and 2015 International Collegiate Programming Contest World Finals.
As of December 2018, Gennady is the highest-rated programmer at CodeChef, Codeforces Topcoder., Atcoder and HackerRank; He is widely considered to be the greatest sport programmer of all time.