People · Ukraine
Denys Haidaichuk
3×3 · top 14.1% of 284,439 all-time · competing since May 2011 · 2011HAID01
Denys Haidaichuk has been competing for 15 years. His best event is the 3×3: a personal-best single of 12.05, set at Dnepr Cube Day 2014, puts him in the top 14.1% of the 284,439 people who have ever been ranked in the event, and 369th in Ukraine. Across 38 competitions since May 2011, he has put 1,487 official solves on the record across twelve events. Solve to solve, his 3×3 times vary about 11% around a typical one, steadier than 85% of the 35,811 competitors with ten or more counted rounds. His 3×3 best has come down from 39.71 in May 2011 to 12.05, a 70% improvement. Denys has entered 38 competitions, more competitions than 99% of everyone who has ever competed.
Standing, event by event
vs everyone ever ranked| Event | PB single | PB average | All-time standing | Ukraine | |
|---|---|---|---|---|---|
| 3×3 | 12.05 | 13.29 | top 14.1% | 369 / 2,868 | |
| Pyraminx | 5.60 | 8.51 | top 17.1% | 301 / 1,471 | |
| 3×3 one-handed | 19.17 | 23.87 | top 18.3% | 156 / 755 | |
| 4×4 | 45.76 | 54.37 | top 19.2% | 170 / 867 | |
| 2×2 | 3.47 | 5.79 | top 19.8% | 371 / 1,894 | |
| 5×5 | 2:02.18 | 2:13.13 | top 50.6% | 216 / 425 | |
| 3×3 Fewest Moves | 41 moves | 45.67 | top 51.8% | 113 / 222 | |
| Clock | 21.68 | 23.66 | top 69.3% | 236 / 347 | |
| 6×6 | 5:48.94 | 6:11.05 | top 89.2% | 159 / 169 | |
| Square-1 | 1:21.11 | 2:01.05 | top 93.1% | 284 / 302 | |
| Skewb | 24.18 | 42.91 | top 94.3% | 837 / 884 | |
| 7×7 | 9:37.03 | 12:05.00 | top 96.1% | 131 / 135 |
Percentile against all competitors ever ranked in each event, a fairer measure than raw rank, because the pools differ by a factor of ten.
The line so far
Best single per competition, 3×3. Faster is higher — the axis is the right way up.
The story so far
- 23 Nov 2013Three personal bests in one day at MPEI Open 2013.
- 12 Oct 2013Three personal bests in one day at Oleksandriia Open 2013.
- 18 May 2013Four personal bests in one day at Ukrainian Open 2013.
- 8 Dec 2012First sub-15 3×3: 14.72 at Kharkiv Winter 2012.
- 8 Dec 2012Six personal bests in one day at Kharkiv Winter 2012.
- 18 Aug 2012Four personal bests in one day at Oleksandriia Open 2012.
Competitions
- Kyiv NxN Summer 2025 · 16 Aug 2025 — 1 personal best set
- Kyiv Blind Side Summer 2025 · 19 Jul 2025
- Ukrainian Open 2025 · 14 Jun 2025
- Kyiv Big & Blind Winter 2025 · 22 Feb 2025
- U24 Globus Open July 2023 · 29 Jul 2023
- Ukrainian Open 2023 · 24 Jun 2023 — 1 personal best set
- Nikita Kovalchuk Memorial 2023 · 14 May 2023 — 1 personal best set
- U24 Nationals 2022 · 10 Dec 2022 — 1 personal best set
- U24 Open October 2022 · 23 Oct 2022
- U24 Open September 2022 · 18 Sep 2022
- Smartcube Fest Kyiv 2019 · 2 Nov 2019
- Smart Cube Open 2017 · 13 May 2017
- Ukrainian Open 2015 · 29 May 2015
- Winter West Ukraine 2015 · 31 Jan 2015 — 1 personal best set
- Kharkiv Cube Day 2014 · 30 Aug 2014
- Oleksandriia Open 2014 · 16 Aug 2014 — 2 personal bests set
- Podolian Open 2014 · 26 Jul 2014 — 2 personal bests set
- FM Ukraine 2014 · 12 Jul 2014 — 1 personal best set
- Odessa Open 2014 · 5 Jul 2014 — 1 personal best set
- Ukrainian Nationals 2014 · 10 May 2014 — 2 personal bests set
- Naftusia Open 2014 · 12 Apr 2014 — 2 personal bests set
- Kharkiv Special 2014 · 22 Mar 2014
- Dnepr Cube Day 2014 · 15 Mar 2014 — 1 personal best set
- Kharkiv Open 2014 · 1 Feb 2014
- NULAU Kharkiv Winter 2013 · 7 Dec 2013 — 2 personal bests set
- MPEI Open 2013 · 23 Nov 2013 — 3 personal bests set
- Oleksandriia Open 2013 · 12 Oct 2013 — 3 personal bests set
- Lutsk Open 2013 · 25 Aug 2013
- Kharkiv Cube Day 2013 · 11 Aug 2013 — 2 personal bests set
- Podolian Open 2013 · 6 Jul 2013 — 2 personal bests set
- Ukrainian Open 2013 · 18 May 2013 — 4 personal bests set
- 100th Anniversary Meeting in Kyiv 2013 · 27 Jan 2013
- Kharkiv Winter 2012 · 8 Dec 2012 — 6 personal bests set
- MPEI Open 2012 · 24 Nov 2012 — 2 personal bests set
- Oleksandriia Open 2012 · 18 Aug 2012 — 4 personal bests set
- Podolian Open 2012 · 28 Jul 2012 — 8 personal bests set
- Ukraine Open 2012 · 21 Apr 2012 — 4 personal bests set
- Kyiv Open 2011 · 14 May 2011
Reading this page: a single is one solve's time · an average is the middle three of five solves, best and worst discarded · a PB is a personal best · a DNF (did not finish) is an attempt with no valid result: a popped piece, an unsolved face, an over-limit memorisation · top X% compares against everyone ever ranked in that event, which is fairer than raw rank because event pools differ tenfold.
The circuit
The people whose scorecards keep turning up next to his.
- Ihor Bilchenko (Ігор Більченко) — met in 258 rounds, finished ahead 8 times
- Artem Melikian (Артем Мелікян) — met in 219 rounds, finished ahead 7 times
- Oksana Tyvodar — met in 180 rounds, finished ahead 120 times · head to head
Next targets
- A sub-12 3×3 single — 39,535 people have one; it is 0.05 away.
- A sub-5 Pyraminx single — 17,019 people have one; it is 0.60 away.
Targets move as he improves.