| Rank | Score | Rating | Δ | Date | Event | ||
|---|---|---|---|---|---|---|---|
|
|
1385
|
0.68 | · | · | Feb. 22, 2018 |
 |
Mercari Price Suggestion Challenge |
|
|
83
|
14.93 | · | · | Oct. 1, 2011 |
|
dunnhumby's Shopper Challenge |
|
|
20
|
0.92 | · | · | Sept. 21, 2011 |
|
Wikipedia's Participation Challenge |
Codeforces