| Rank | Score | Rating | Date | Event | |
|---|---|---|---|---|---|
|
|
1 - 4
|
200 | · | Oct. 25, 1993 |
IOI 1993
|
|
|
1
|
200 | · | Oct. 25, 1993 |
5th International Olympiad in Informatics. Argentina
|
|
|
1 - 12
|
200 | · | July 21, 1992 |
IOI 1992
|
|
|
1
|
200 | · | July 21, 1992 |
4th International Olympiad in Informatics. Germany
|
|
|
10 - 12
|
138 | · | May 25, 1991 |
IOI 1991
|
|
|
10
|
138 | · | May 25, 1991 |
3rd International Olympiad in Informatics. Greece
|
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