| Rank | Score | Rating | Δ | Date | Event | ||
|---|---|---|---|---|---|---|---|
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97
|
1 | · | · | Oct. 2, 2016 |
 |
Problem 572. Idempotent matrices |
|
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73
|
1 | · | · | Oct. 4, 2015 |
|
Problem 528. Constrained Sums |
Codeforces
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