| Rank | Score | Rating | Date | Event | |
|---|---|---|---|---|---|
|
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|
0 | · | Aug. 23, 2003 |
15th International Olympiad in Informatics. United States of America
|
|
|
—
|
0 | · | Aug. 25, 2002 |
14th International Olympiad in Informatics. Republic of Korea
|
|
|
—
|
0 | · | July 21, 2001 |
13rd International Olympiad in Informatics. Finland
|
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