| Rank | Score | Rating | Date | Event | |
|---|---|---|---|---|---|
|
|
21 - 22
|
640 | · | Sept. 12, 1998 |
IOI 1998
|
|
|
21
|
640 | · | Sept. 12, 1998 |
10th International Olympiad in Informatics. Portugal
|
|
|
62
|
278 | · | Dec. 7, 1997 |
IOI 1997
|
|
|
62
|
278 | · | Dec. 7, 1997 |
9th International Olympiad in Informatics. South Africa
|
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