| Rank | Score | Rating | Δ | Date | Event | ||
|---|---|---|---|---|---|---|---|
|
|
14
|
1 | · | · | April 10, 2011 |
 |
Problem 332. Spherical triangles |
|
|
17
|
1 | · | · | Jan. 30, 2011 |
|
Problem 322. Binomial coefficients divisible by 10 |
|
|
6
|
1 | · | · | Jan. 1, 2011 |
|
Problem 318. 2011 nines |
|
|
6
|
1 | · | · | Dec. 19, 2010 |
|
Problem 315. Digital root clocks |
|
|
2
|
1 | · | · | Nov. 13, 2010 |
|
Problem 310. Nim Square |
|
|
8
|
1 | · | · | Nov. 6, 2010 |
|
Problem 309. Integer Ladders |
|
|
26
|
1 | · | · | Oct. 24, 2010 |
|
Problem 307. Chip Defects |
|
|
8
|
1 | · | · | Sept. 25, 2010 |
|
Problem 303. Multiples with small digits |
|
|
16
|
1 | · | · | Sept. 18, 2010 |
|
Problem 302. Strong Achilles Numbers |
Codeforces