International Olympiad in Informatics – Statistics
Roland Ulber
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Delegation member
| Year | Country | Role |
|---|---|---|
| 2005 | Switzerland | Guest |
| 2004 | Switzerland | Deputy leader |
| 2003 | Switzerland | Leader |
| 2002 | Switzerland | Leader |
| 2001 | Switzerland | Deputy leader |
| 2000 | Switzerland | Deputy leader |
| 1999 | Switzerland | Deputy leader |