3 November 2025

• curprev 20:3520:35, 3 November 2025 Afsheen2012 talk contribs 10,298 bytes −106 →Problem
• curprev 20:3520:35, 3 November 2025 Afsheen2012 talk contribs 10,404 bytes −105 →Problem
• curprev 20:3220:32, 3 November 2025 Afsheen2012 talk contribs 10,509 bytes +12 →Problem
• curprev 20:3220:32, 3 November 2025 Afsheen2012 talk contribs 10,497 bytes +13 →Problem
• curprev 20:3120:31, 3 November 2025 Afsheen2012 talk contribs 10,484 bytes +187 →Problem

17 September 2025

• curprev 16:4316:43, 17 September 2025 Elephant200 talk contribs m 10,297 bytes −1 →Diagram

4 November 2024

• curprev 21:2921:29, 4 November 2024 Ilee0820 talk contribs m 10,298 bytes −16 random empty solution 8

30 October 2024

• curprev 08:2908:29, 30 October 2024 Crazyvideogamez talk contribs 10,314 bytes 0 →Solution 7 (Sol. 1, but rigorous (and excessive))
• curprev 08:2708:27, 30 October 2024 Crazyvideogamez talk contribs 10,314 bytes +427 →Solution 7 (Sol. 1, but rigorous (and excessive))

15 August 2024

• curprev 14:3014:30, 15 August 2024 Alexyuan2017 talk contribs 9,887 bytes +16 →Video Solutions

11 November 2023

• curprev 00:0800:08, 11 November 2023 Epiconan talk contribs 9,871 bytes −1 →Solution 6 (Sol. 1, but rigorous (and excessive))
• curprev 00:0800:08, 11 November 2023 Epiconan talk contribs 9,872 bytes +48 →Solution 6 (Estimating but differently again, again)
• curprev 00:0500:05, 11 November 2023 Epiconan talk contribs 9,824 bytes +18 →Solution 6 (Estimating but differently again, again)
• curprev 00:0500:05, 11 November 2023 Epiconan talk contribs 9,806 bytes +1,078 →Solutions

10 November 2023

• curprev 23:5923:59, 10 November 2023 Epiconan talk contribs 8,728 bytes −1,084 →Solutions
• curprev 23:5823:58, 10 November 2023 Epiconan talk contribs 9,812 bytes +1,084 →Solutions

2 November 2023

• curprev 23:3423:34, 2 November 2023 Technodoggo talk contribs 8,728 bytes +3,677 No edit summary
• curprev 16:5516:55, 2 November 2023 Mrfrankwan talk contribs 5,051 bytes −10 →Diagram
• curprev 16:5416:54, 2 November 2023 Mrfrankwan talk contribs 5,061 bytes +10 →Diagram

8 November 2022

• curprev 13:4313:43, 8 November 2022 Puffer13 talk contribs m 5,051 bytes −65 →Diagram

18 March 2022

• curprev 23:1023:10, 18 March 2022 A395134 talk contribs m 5,116 bytes −12 →Solution 1

25 June 2021

• curprev 18:5018:50, 25 June 2021 A395134 talk contribs m 5,128 bytes +7 →Solution 1

31 March 2021

• curprev 16:5916:59, 31 March 2021 Bakedpotato66 talk contribs m 5,121 bytes +87 →Solution 1
• curprev 16:5116:51, 31 March 2021 Bakedpotato66 talk contribs m 5,034 bytes +1 Grammar

31 January 2021

• curprev 20:0420:04, 31 January 2021 Amritvignesh0719062.0 talk contribs 5,033 bytes +86 No edit summary

22 January 2021

• curprev 19:5319:53, 22 January 2021 Dragonwarrior20 talk contribs 4,947 bytes −19 →Solution 1
• curprev 19:5219:52, 22 January 2021 Dragonwarrior20 talk contribs 4,966 bytes +2 →Solution

19 January 2021

• curprev 13:3213:32, 19 January 2021 Anmol04 talk contribs m 4,964 bytes +83 added solution headers

17 January 2021

• curprev 15:4215:42, 17 January 2021 Sosiaops talk contribs m 4,881 bytes +21 Fixed some LaTeX

3 January 2021

• curprev 15:1015:10, 3 January 2021 Joeya talk contribs m 4,860 bytes +12 →Solution 5 (Estimating but differently again)
• curprev 15:0815:08, 3 January 2021 Joeya talk contribs 4,848 bytes +665 No edit summary

29 December 2020

• curprev 11:3311:33, 29 December 2020 Ruiyangwu talk contribs 4,183 bytes +722 added a solution

7 November 2020

• curprev 10:5210:52, 7 November 2020 Thestudyofeverything talk contribs 3,461 bytes +67 →Video Solution

22 July 2020

• curprev 18:0418:04, 22 July 2020 Jbala talk contribs 3,394 bytes +45 No edit summary

28 March 2020

• curprev 17:0917:09, 28 March 2020 Shivakannan talk contribs 3,349 bytes −1 →Diagram
• curprev 17:0817:08, 28 March 2020 Shivakannan talk contribs 3,350 bytes +1 →Diagram

19 March 2020

• curprev 09:3709:37, 19 March 2020 Alexwin0806 talk contribs 3,349 bytes +4 →Solution 3 (Estimating)

4 February 2020

• curprev 15:5515:55, 4 February 2020 Bjc talk contribs 3,345 bytes +21 →Diagram

3 February 2020

• curprev 21:3921:39, 3 February 2020 Mathandski talk contribs 3,324 bytes 0 No edit summary
• curprev 02:0802:08, 3 February 2020 Dragonchomper talk contribs 3,324 bytes −5 →Diagram
• curprev 01:4201:42, 3 February 2020 Silverdragon246 talk contribs 3,329 bytes +370 No edit summary

2 February 2020

• curprev 23:5323:53, 2 February 2020 Shurong.ge talk contribs 2,959 bytes +130 No edit summary
• curprev 23:5023:50, 2 February 2020 Shurong.ge talk contribs 2,829 bytes +16 →Solution 1
• curprev 23:4923:49, 2 February 2020 Shurong.ge talk contribs 2,813 bytes −20 No edit summary
• curprev 23:4823:48, 2 February 2020 Shurong.ge talk contribs 2,833 bytes +64 →Solution 1
• curprev 23:4723:47, 2 February 2020 Shurong.ge talk contribs 2,769 bytes +395 No edit summary
• curprev 06:4006:40, 2 February 2020 P groudon talk contribs 2,374 bytes +152 No edit summary

1 February 2020

• curprev 17:3717:37, 1 February 2020 Emerald block talk contribs 2,222 bytes +596 added alternate solution
• curprev 17:2017:20, 1 February 2020 Emathmaster talk contribs 1,626 bytes −1 →Solution
• curprev 13:5313:53, 1 February 2020 Emathmaster talk contribs 1,627 bytes +71 →Solution