major international competitions. § His accomplishments include gold (2000, 2002) and silver (2001) medals in the IOI, gold medals (2003, 2005) in the ACM ICPC World Finals as part of the team of Moscow State University and winning Google Code Jam (2006), theTopCoder Open (2006[2]), the TopCoder Collegiate Challenge (2006,2007), Facebook Hacker Cup (2011,[2013) as well as Challenge (2006,2007), Facebook Hacker Cup (2011,[2013) as well as numerous national and online contests. § He has achieved the highest rating ever among the Algorithm competitors of TopCoder.comand consistently ranks in the top two of the world, currently being the world leader as of April 10, 2013. § He is also the third highest rated coder in the competitive programming website Codeforces.com as of April 10, 2013. He currently works at Google, where he is a maintainer of the search engineand helps to prepare Code Jam. § See: http://en.wikipedia.org/wiki/Petr_Mitrichev