AdventOfCode'2020 Custom Leaderboard


This is a version of a leaderboard which counts only a time between receiving first and second star (only compares time spend on a task number two in any certain day).
The leaderboard therefore is not connected to the time participants started their first task, which makes it possible to get places even if you can not start at midnight EST.

This leaderboard differentiate between participants who solve tasks using their own coding and problem-solving skills and those who rely heavily on AI tools for rapid automated solutions. While the latter group is excluded from this leaderboard by default, their results can still be viewed via a provided link.



[show heavy AI users]

YEARS: 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025



Last Updated: 2025-12-21 07:00:41 (updates once in 15m)

#1 (499) =====> anight (50*)
#2 (38) =====> Valeriy Kobzar (4*)
#3 (19) =====> Evgeniy Polyakov (2*)

Day 25:


#1 anight +20 (t2 solved 717 days 08:04:56 after t1 on 2022-12-14 15:07:46)

Day 24:


#1 anight +20 (t2 solved 0 days 22:41:30 after t1 on 2020-12-27 06:36:21)

Day 23:


#1 anight +20 (t2 solved 0 days 03:01:59 after t1 on 2020-12-25 09:38:55)

Day 22:


#1 anight +20 (t2 solved 0 days 00:37:48 after t1 on 2020-12-22 06:28:50)

Day 21:


#1 anight +20 (t2 solved 0 days 00:03:54 after t1 on 2020-12-22 07:46:22)

Day 20:


#1 anight +20 (t2 solved 0 days 17:31:11 after t1 on 2020-12-22 04:48:54)

Day 19:


#1 anight +20 (t2 solved 720 days 09:00:09 after t1 on 2022-12-14 15:07:25)

Day 18:


#1 Valeriy Kobzar +20 (t2 solved 0 days 00:02:53 after t1 on 2022-12-26 08:07:57)
#2 anight +19 (t2 solved 0 days 00:03:39 after t1 on 2020-12-21 06:10:40)

Day 17:


#1 anight +20 (t2 solved 0 days 00:09:41 after t1 on 2020-12-27 14:56:08)

Day 16:


#1 anight +20 (t2 solved 333 days 12:47:12 after t1 on 2022-12-13 00:16:31)

Day 15:


#1 anight +20 (t2 solved 0 days 00:27:18 after t1 on 2022-12-08 16:08:38)

Day 14:


#1 anight +20 (t2 solved 0 days 09:26:53 after t1 on 2022-12-08 09:16:26)

Day 13:


#1 anight +20 (t2 solved 0 days 01:20:46 after t1 on 2022-12-07 22:51:04)
#2 Evgeniy Polyakov +19 (t2 solved 0 days 02:21:28 after t1 on 2022-12-10 15:47:58)
#3 Valeriy Kobzar +18 (t2 solved 2 days 22:35:33 after t1 on 2022-12-10 22:42:01)

Day 12:


#1 anight +20 (t2 solved 0 days 02:39:42 after t1 on 2022-12-07 21:12:40)

Day 11:


#1 anight +20 (t2 solved 0 days 01:13:45 after t1 on 2022-12-07 00:04:57)

Day 10:


#1 anight +20 (t2 solved 0 days 05:05:42 after t1 on 2022-12-06 21:41:37)

Day 9:


#1 anight +20 (t2 solved 0 days 00:06:27 after t1 on 2022-12-06 16:03:21)

Day 8:


#1 anight +20 (t2 solved 0 days 00:15:42 after t1 on 2022-12-06 15:18:11)

Day 7:


#1 anight +20 (t2 solved 0 days 00:13:45 after t1 on 2022-12-06 14:21:06)

Day 6:


#1 anight +20 (t2 solved 0 days 00:12:03 after t1 on 2020-12-28 08:29:59)

Day 5:


#1 anight +20 (t2 solved 0 days 00:05:58 after t1 on 2020-12-28 08:07:40)

Day 4:


#1 anight +20 (t2 solved 0 days 00:16:23 after t1 on 2020-12-28 07:48:24)

Day 3:


#1 anight +20 (t2 solved 0 days 00:06:47 after t1 on 2020-12-28 07:17:36)

Day 2:


#1 anight +20 (t2 solved 0 days 00:03:29 after t1 on 2020-12-22 05:20:53)

Day 1:


#1 anight +20 (t2 solved 0 days 00:01:42 after t1 on 2020-12-22 05:05:38)