11 November 2025

• curprev 21:4521:45, 11 November 2025 Wisehawkcutefriendly talk contribs m 12,342 bytes +255 →Solution 1

1 November 2025

• curprev 17:3417:34, 1 November 2025 Jajaredmonkey talk contribs 12,087 bytes −18 →Solution 1
• curprev 15:3615:36, 1 November 2025 Bjartskular457 talk contribs 12,105 bytes +537 No edit summary

26 October 2025

• curprev 17:3417:34, 26 October 2025 Biegetomcat72 talk contribs 11,568 bytes −26 →Solution 1

24 October 2025

• curprev 18:5418:54, 24 October 2025 Mw2014 talk contribs 11,594 bytes +36 →Solution 10 (guessish)
• curprev 18:5218:52, 24 October 2025 Mw2014 talk contribs m 11,558 bytes +109 →Solution 10 (guessish)

23 August 2025

• curprev 01:3001:30, 23 August 2025 Pinotation talk contribs 11,449 bytes +2,567 No edit summary

11 July 2025

• curprev 02:4702:47, 11 July 2025 Meihk neiht talk contribs 8,882 bytes +394 No edit summary

4 November 2024

• curprev 21:1321:13, 4 November 2024 Ftw noob trust talk contribs 8,488 bytes −2 →Solution 1
• curprev 21:1321:13, 4 November 2024 Ftw noob trust talk contribs 8,490 bytes +2 →Solution 1

6 October 2024

• curprev 05:2305:23, 6 October 2024 Pixelpyguy talk contribs m 8,488 bytes 0 →Solution 8 (Combinations)
• curprev 05:2205:22, 6 October 2024 Pixelpyguy talk contribs m 8,488 bytes +4 →Solution 8 (Combinations)
• curprev 05:2205:22, 6 October 2024 Pixelpyguy talk contribs 8,484 bytes +12 →Solution 8 (Combinations)
• curprev 05:2105:21, 6 October 2024 Pixelpyguy talk contribs 8,472 bytes +184 Solution 8
• curprev 05:1505:15, 6 October 2024 Pixelpyguy talk contribs 8,288 bytes +688 Solution 8

28 September 2024

• curprev 16:1116:11, 28 September 2024 Rtx3090 talk contribs m 7,600 bytes −83 →Video Solution by MegaMath

7 July 2024

• curprev 06:2806:28, 7 July 2024 Thecoock talk contribs 7,683 bytes −15 →Solution 4 (Educated Guess)
• curprev 06:2706:27, 7 July 2024 Thecoock talk contribs 7,698 bytes +7 →Solution 4 (Educated Guess)
• curprev 06:2606:26, 7 July 2024 Thecoock talk contribs 7,691 bytes +2 →Solution 4 (Educated Guess)

26 February 2024

• curprev 11:0311:03, 26 February 2024 Countmath1 talk contribs m 7,689 bytes 0 →Solution 7 (Bijection)
• curprev 11:0211:02, 26 February 2024 Countmath1 talk contribs 7,689 bytes +652 →Solution 6 (1-1 Correspondence)

24 February 2024

• curprev 12:1012:10, 24 February 2024 Megahertz13 talk contribs 7,037 bytes −99 →Video Solution 2 by MegaMath
• curprev 12:1012:10, 24 February 2024 Megahertz13 talk contribs 7,136 bytes +82 →Problem

6 January 2024

• curprev 22:3822:38, 6 January 2024 Andyluo talk contribs m 7,054 bytes 0 →Solution 7 (1-1 Correspondence)
• curprev 22:3822:38, 6 January 2024 Andyluo talk contribs 7,054 bytes −727 →Solution 6

24 December 2023

• curprev 02:1602:16, 24 December 2023 Sirgareth talk contribs 7,781 bytes −1 No edit summary

10 December 2023

• curprev 18:4718:47, 10 December 2023 Mrthinker talk contribs 7,782 bytes +2 →Solution 7 (1-1 Correspondence)

5 December 2023

• curprev 22:0222:02, 5 December 2023 Mrthinker talk contribs 7,780 bytes +11 No edit summary
• curprev 22:0022:00, 5 December 2023 Mrthinker talk contribs 7,769 bytes +768 No edit summary

27 November 2023

• curprev 01:1101:11, 27 November 2023 Aleyang talk contribs 7,001 bytes +29 →Solution 3
• curprev 01:1101:11, 27 November 2023 Aleyang talk contribs 6,972 bytes +40 →Solution 6

25 November 2023

• curprev 01:5801:58, 25 November 2023 Jishnu4414l talk contribs 6,932 bytes +19 →Solution 2
• curprev 01:5701:57, 25 November 2023 Jishnu4414l talk contribs 6,913 bytes +237 →Solution 2

20 November 2023

• curprev 02:0102:01, 20 November 2023 Professorchenedu talk contribs 6,676 bytes +124 No edit summary

18 November 2023

• curprev 21:0321:03, 18 November 2023 Megahertz13 talk contribs 6,552 bytes +99 →Video Solution 1 by OmegaLearn

17 November 2023

• curprev 19:0419:04, 17 November 2023 Hermanboxcar5 talk contribs m 6,453 bytes +122 →Solution 6

16 November 2023

• curprev 20:3320:33, 16 November 2023 Andrewcheng talk contribs 6,331 bytes +121 →Solution 6
• curprev 20:3220:32, 16 November 2023 Andrewcheng talk contribs 6,210 bytes +3 →Solution 6
• curprev 20:3120:31, 16 November 2023 Andrewcheng talk contribs 6,207 bytes +195 →Solution 6
• curprev 19:4819:48, 16 November 2023 Eevee9406 talk contribs m 6,012 bytes 0 latex
• curprev 12:1512:15, 16 November 2023 Andyluo talk contribs 6,012 bytes +246 No edit summary
• curprev 11:4811:48, 16 November 2023 Kjljixx talk contribs 5,766 bytes −295 Remove solution 5 and rename former solution 6 solution 5. The former solution 5 was essentially Solution 1 with less detail, so there is no need for its existence.
• curprev 11:3011:30, 16 November 2023 Rnatog337 talk contribs 6,061 bytes −1 No edit summary
• curprev 11:2911:29, 16 November 2023 Rnatog337 talk contribs 6,062 bytes +1,144 No edit summary
• curprev 11:1911:19, 16 November 2023 Aleyang talk contribs 4,918 bytes +37 →Solution 3
• curprev 08:5908:59, 16 November 2023 Andyluo talk contribs 4,881 bytes +11 →Solution 5
• curprev 08:5808:58, 16 November 2023 Andyluo talk contribs 4,870 bytes +284 No edit summary
• curprev 00:2000:20, 16 November 2023 Aleyang talk contribs 4,586 bytes +58 →Solution 3

15 November 2023

• curprev 23:4323:43, 15 November 2023 Yourmomisalosinggame talk contribs 4,528 bytes 0 →Solution 4 (Educated Guess)
• curprev 23:4323:43, 15 November 2023 Yourmomisalosinggame talk contribs 4,528 bytes +13 →Solution 4 (Educated Guess)