| Rank | Score | Rating | Δ | Date | Event | ||
|---|---|---|---|---|---|---|---|
|
|
74
|
1 | · | · | March 25, 2018 |
 |
Problem 623. Lambda Count |
|
|
80
|
1 | · | · | Feb. 25, 2018 |
|
Problem 621. Expressing an integer as the sum of triangular numbers |
|
|
96
|
1 | · | · | Dec. 11, 2016 |
|
Problem 581. 47-smooth triangular numbers |
|
|
41
|
1 | · | · | June 21, 2015 |
|
Problem 521. Smallest prime factor |
|
|
21
|
1 | · | · | June 7, 2015 |
|
Problem 519. Tricoloured Coin Fountains |
|
|
62
|
1 | · | · | May 30, 2015 |
|
Problem 518. Prime triples and geometric sequences |
|
|
62
|
1 | · | · | April 26, 2015 |
|
Problem 513. Integral median |
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