| Rank | Score | Rating | Δ | Date | Event | ||
|---|---|---|---|---|---|---|---|
|
|
32
|
1 | · | · | March 31, 2013 |
 |
Problem 421. Prime factors of n15+1 |
|
|
94
|
1 | · | · | Jan. 27, 2013 |
|
Problem 412. Gnomon numbering |
Codeforces
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