azspcs.com
| N | Country | Participants number |
|---|---|---|
| 1 | United States of America | 414 |
| 2 | Germany | 190 |
| 3 | United Kingdom | 98 |
| 4 | Russia | 88 |
| 5 | Indonesia | 83 |
| 6 | India | 68 |
| 7 | Canada | 65 |
| 8 | France | 59 |
| 9 | Netherlands | 56 |
| 10 | Italy | 36 |
| more |
| N | Handle | T1 | T2 | T3 | T10 |
|---|---|---|---|---|---|
| 1 | Tomas Rokicki | 7 | 3 | 2 | 4 |
| 2 | Jarek Wroblewski | 5 | 1 | 1 | 4 |
| 3 | Rafaël Bocquet | 2 | 1 | · | 1 |
| 4 | Hugo Pfoertner | 2 | · | 1 | 1 |
| 5 | Hermann Jurksch | 1 | 3 | · | 3 |
| 6 | Tom Sirgedas | 1 | 1 | 2 | 3 |
| 7 | Martin Piotte | 1 | 1 | 1 | 6 |
| 8 | Hans-Werner Paulsen | 1 | 1 | 1 | 4 |
| 9 | Matthias Paulsen | 1 | 1 | 1 | 4 |
| 10 | John Morris | 1 | · | · | 5 |
| more |
| N | Handle | Contests count |
|---|---|---|
| 1 | Roy van Rijn | 25 |
| 2 | Wes Sampson | 25 |
| 3 | Eduard Baumann | 25 |
| 4 | Mark Mammel | 23 |
| 5 | André Wauters | 23 |
| 6 | Dmitry Kamenetsky | 23 |
| 7 | Michael Steinau | 22 |
| 8 | Jim Gillogly | 22 |
| 9 | Yirmy Yasovsky | 22 |
| 10 | Jarek Wroblewski | 22 |
| more |
| N | Handle | Last activity |
|---|---|---|
| 1 | Michael Marchenko | June 19, 2025 |
| 2 | Yuki Shimoyamada | June 10, 2025 |
| 3 | Martin Richter | May 27, 2025 |
| 4 | Rodolphe Hurel | May 27, 2025 |
| 5 | Peter Skarin | May 27, 2025 |
| 6 | Vlad Dumitriu | May 17, 2025 |
| 7 | Benjamin Butin | May 16, 2025 |
| 8 | Keith Blow | May 8, 2025 |
| 9 | Octavi Navarro Cáceres | May 2, 2025 |
| 10 | Alexander Bidanets | May 2, 2025 |
| more |
| End Time | Contest |
|---|---|
| June 21, 2025 | Magic Hexagons |
| June 21, 2025 | Nearly Magic Hexagons |
| Jan. 4, 2025 | Balto's Puzzle |
| Nov. 5, 2022 | Stepping Stones |
| Sept. 8, 2022 | Oddly Triangular |
| Dec. 27, 2021 | AP Math |
| Sept. 18, 2021 | Monochromatic Triangles |
| July 18, 2020 | Sums of Powers |
| Oct. 26, 2019 | Reversing Nearness |
| Feb. 2, 2019 | Hexagonal Neighbors |
| more |
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