I used to, mostly when I was younger, participate in various countries. Mostly programming, but also maths and physics, and this is some kind of attempt of summarizing the results.
| When | Where | Score | Place |
|---|---|---|---|
| SMT (Swedish Mathematics Contest) BW (Baltic Way) NMT (Nordic Mathematics Contest) IMO (International Mathematical Olympiad) | |||
| SMT-kval 2000 | 9/18 | - | |
| SMT-kval 2001 | 11/18 | - | |
| SMT-kval 2002 | 17/18 | 4 | |
| BW 2002 | Tartu, Estonia | 47/100 | 8/11 |
| SMT-final 2002 | 10/18 | 7 | |
| NMT 2002 | 9/20 (?) | 17/30 (?) | |
| IMO 2003 | Tokyo | 8/42 | ?/? |
| PO (Swedish Programmings Olympiad) BOI (Baltic Olympiad in Informatics) IOI (International Olympiad in Informatics) | |||
| PO-kval 2001 | 6/12 | - | |
| PO-final 2001 | 11/24 | 16 | |
| PO-kval 2002 | 10/12 | 4 | |
| PO-final 2002 | 21/24 | 1 | |
| IOI 2002 | Yong-In, South Korea | 222/600 | 72/270 |
| PO-kval 2003 | 12/12 | 1 | |
| BOI 2003 | Tartu, Estland | 500/600 | 2/48 |
| PO-final 2003 | 31/40 | 1 | |
| IOI 2003 | Outside Chicago | 417.0/600 | 8/269 |
| Swedish Physics Competition | |||
| kval 2002 | 28/40 | - | |
| kval 2003 | 31/40 | 4 | |
| final 2003 | Gothenburg, Sweden | ? | 1/11 |
| ACM (Swedish-Norwegian Programming Contest) NWERC (Northwestern Europe Regional Contest) World Finals | |||
| ACM 2001 | Linköping, Sweden | 3/8 | 10/52 |
| ACM 2002 | 6/8 | 3/54 | |
| NWERC 2002 | Delft, Netherlands | 5/8 | 8/54 |
| ACM 2003 | 7/8 | 1/77 | |
| NWERC 2003 | Lund, Sweden | 4/8 | 7/50 |
| ACM 2004 | 6/8 | 2/74 | |
| NWERC 2004 | Lund, Sweden | 5/9 | 3/42 |
| ACM 2005 | 8/9 | 1/90 | |
| NWERC 2005 | 5/9 | 3/46 | |
| World Finals 2006 | San Antonio, Texas | 3/10 | 19/83 |
| World Finals 2006 Java Challenge | 1/83 | ||
| ACM 2006 | 7/9 | 1/87 | |
| NWERC 2006 | Stockholm, Sweden | 6/8 | 1/42 |
| TopCoder | |||
| TCO 2003 | - | round 1 | |
| TCCC 2004 | - | round 4 | |
| GCJ 2004 | - | round 2 | |
| TCO 2004 | Outside San Francisco | - | semifinal |
| TCCC 2005 | - | round 3 | |
| Challenge 24 (aka BUTE, Extreme Challenge) | |||
| 2005 | Budapest | 613/? | 9/30 |
| 2006 | Budapest | 4408/? | 5/30 |
| Teknik-SM | |||
| 2005 | 47/? | 40/136 | |