
| Contest | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Major Individual Competitions: | |||||||||||||||||||||||
| TopCoder Open Algorithm | - | - | - | 6 | top‑48 | 6 | 12 | 4 | 11 | Google Code Jam | - | - | - | 35 | - | 15 | Q | Q | Q | Facebook Hacker Cup | - | - | - | - | - | - | - | - | - | - | - | 14 | Q | 6 | 
| Major Team Competitions: | |||||||||||||||||||||||
| Google Hash Code | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 5 | 13 | 11 | |
| Worldwide High School and Collegiate Onsites: | |||||||||||||||||||||||
| ICPC World Finals | TopCoder Collegiate Challenge Algorithm | - | - | - | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |||
| Regional International Contests: | |||||||||||||||||||||||
| Google Hash Code | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 5 | - | - | - | - | |||
| Local International Contests: | |||||||||||||||||||||||
| Challenge24 | - | - | 6 | - | - | - | - | - | - | ||||||||||||||
| Date | Contest | Rank | Score | Prize | 
|---|---|---|---|---|
| 17 Nov 2006 | TCCC 2006 Algorithm | 4 
  
  4
 | 262.46 | $2500 | 
| 12 Mar 2011 | Facebook Hacker Cup 2011 | 14 
  
  14 - 25
 | 0/300 | $100 | 
| 23 Mar 2013 | Facebook Hacker Cup 2013 | 100000001 
  
  qualified
 
  Ranked 1
  
  in Round 3
  
   | ||
| 21 Feb 2014 | Facebook Hacker Cup 2014 | 6 
  
  6
 | 67/100 | $100 | 
| 23 Sep 2005 | Google Code Jam 2005 | 35 
  
  35
 | 226.33 | $1000 | 
| 27 Oct 2006 | Google Code Jam 2006 | 3 | 761.56 | $5000 | 
| 14 Nov 2008 | Google Code Jam 2008 | 15 
  
  15
 | 53/100 | $1000 | 
| 29 Jul 2011 | Google Code Jam 2011 | 100000006 
  
  qualified
 
  Ranked 6
  
  in Round 3
  
   | ||
| 27 Jul 2012 | Google Code Jam 2012 | 100000008 
  
  qualified
 
  Ranked 8
  
  in Round 3
  
   | ||
| 05 Aug 2016 | Google Code Jam 2016 | 100000018 
  
  qualified
 
  Ranked 18
  
  in Round 3
  
   | ||
| 05 May 2006 | Topcoder Open 2006 Algorithm | 6 
  
  6
 | 232.91 | $1200 | 
| 29 Jun 2007 | Topcoder Open 2007 Algorithm | 29 
  
  semifinalist (top‑48)
 
  Ranked 10 - 12
  
  in Semifinal 3
  
   | 0 | $400 | 
| 15 May 2008 | Topcoder Open 2008 Algorithm | 6 
  
  6 - 9
 | 0 | $1000 | 
| 04 Jun 2009 | Topcoder Open 2009 Algorithm | 12 
  
  12
 | 236.71 | $100 | 
| 03 Oct 2012 | Topcoder Open 2012 Algorithm | 4 
  
  4 - 7
 | 0 | $700 | 
| 13 Nov 2013 | Topcoder Open 2013 Algorithm | 11 
  
  11
 
  Ranked 5
  
  in Wildcard
  
   | 180.07 | $200 | 
| Date | Contest | Rank | Team | Score | Prize | 
|---|---|---|---|---|---|
| 27 Apr 2013 | 13th Challenge24 | 6 
  
  6
 | 
  PigsAndHedgehogs:
   | 8795 | |
| 28 Apr 2018 | Google Hash Code 2018 | 5 
  
  5
 | 
  Programming Athlete From Russia:
   | 37396084 | |
| 18 Mar 2000 | ACM-ICPC 2000 World Finals | 5 | St. Petersburg Institute of Fine Mechanics & Optics 
  
  (St. Petersburg IFMO):
   | 6/8 |  $1500 | 
| 10 Mar 2001 | ACM-ICPC 2001 World Finals | 3 | 6/9 | ||
| 27 Apr 2019 | Google Hash Code 2019 | 5 
  
  5
 | 
  Just want to see a famous Spire of Dublin:
   | 6153110 | |
| 25 Apr 2020 | Google Hash Code 2020 | 13 
  
  13
 | 
  WADA won't ban us for Guinness, right?:
   | 4021967 | |
| 24 Apr 2021 | Google Hash Code 2021 | 1 | 
  No jokes about underpants:
   | 370364455 | $16000 | 
| 30 Apr 2022 | Google Hash Code 2022 | 11 
  
  11
 | 
  QR-Coders:
   | 2708265 |