
| Contest | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 
|---|---|---|---|---|---|---|---|
| Major Individual Competitions: | |||||||
| TopCoder Open Algorithm | top‑48 | Google Code Jam | 12 | - | 66 | ||
| Worldwide High School and Collegiate Onsites: | |||||||
| IOI | ICPC World Finals | 29 | 38 | ||||
| Date | Contest | Rank | Score | Prize | 
|---|---|---|---|---|
| 23 Aug 2003 | IOI 2003 | 119 | 182.30/600 | |
| 18 Sep 2004 | IOI 2004 | 102 | 320/600 | |
| 25 Aug 2005 | IOI 2005 | 1 | 600/600 | |
| 27 Oct 2006 | Google Code Jam 2006 | 12 
  
  12
 | 517.65 | $2500 | 
| 14 Nov 2008 | Google Code Jam 2008 | 66 
  
  66
 | 28/100 | $500 | 
| 29 Jun 2007 | Topcoder Open 2007 Algorithm | 44 
  
  semifinalist (top‑48)
 
  Ranked 15
  
  in Semifinal 1
  
   | 149.02 | $400 | 
| Date | Contest | Rank | Team | Score | Prize | 
|---|---|---|---|---|---|
| 12 Apr 2006 | ACM-ICPC 2006 World Finals | 29 
  
  29
 | Taras Shevchenko Kiev National University 
  
  (Taras Shevchenko KNU):
   | 3/10 | |
| 21 Apr 2009 | ACM-ICPC 2009 World Finals | 38 
  
  38
 | Taras Shevchenko Kiev National University 
  
  (KNU - ddragons):
   | 4/11 | $300 |