26 December 2024

• curprev 15:2915:29, 26 December 2024 Alanarcherman talk contribs 3,265 bytes +30 →Solution 1

19 December 2024

• curprev 21:1321:13, 19 December 2024 Mineric talk contribs 3,235 bytes +14 →Solution 2
• curprev 21:0921:09, 19 December 2024 Mineric talk contribs 3,221 bytes +6 →Solution 2
• curprev 21:0921:09, 19 December 2024 Mineric talk contribs 3,215 bytes +11 →Solution 2
• curprev 21:0821:08, 19 December 2024 Mineric talk contribs 3,204 bytes +3 →Solution 2
• curprev 21:0621:06, 19 December 2024 Mineric talk contribs 3,201 bytes +1,339 →Solution

18 December 2024

• curprev 17:0217:02, 18 December 2024 Daijobu talk contribs m 1,862 bytes +172 No edit summary

19 October 2024

• curprev 00:0600:06, 19 October 2024 Martin13579 talk contribs m 1,690 bytes −62 →Video Solution: video does not work anymore

25 November 2023

• curprev 20:5620:56, 25 November 2023 Icyfire500 talk contribs m 1,752 bytes +26 →Solution

28 June 2020

• curprev 18:2118:21, 28 June 2020 Jbala talk contribs 1,726 bytes 0 No edit summary
• curprev 18:1718:17, 28 June 2020 Jbala talk contribs 1,726 bytes +62 No edit summary

9 August 2018

• curprev 16:0316:03, 9 August 2018 Tempaccount talk contribs 1,664 bytes −13 Remove extra problem section
• curprev 14:4514:45, 9 August 2018 Tempaccount talk contribs 1,677 bytes +13 Adding problem section

27 October 2015

• curprev 07:5007:50, 27 October 2015 Jheavner724 talk contribs 1,664 bytes 0 →Problem

4 July 2013

• curprev 19:2319:23, 4 July 2013 Nathan wailes talk contribs 1,664 bytes +15 No edit summary

12 April 2012

• curprev 15:5615:56, 12 April 2012 1=2 talk contribs m 1,649 bytes 0 No edit summary

17 March 2010

• curprev 13:1113:11, 17 March 2010 Azjps talk contribs 1,649 bytes +1,649 credit to andre4177, etc