6 September 2021

• curprev 15:5015:50, 6 September 2021 Pinkpig talk contribs 5,718 bytes −3 →Solution 4
• curprev 09:5409:54, 6 September 2021 Thinker123 talk contribs 5,721 bytes −27 →Solution 5 (easy)
• curprev 09:5209:52, 6 September 2021 Thinker123 talk contribs 5,748 bytes +27 →Solution

14 July 2021

• curprev 11:2611:26, 14 July 2021 Ketans73 talk contribs m 5,721 bytes +3 →Solution

7 July 2021

• curprev 16:4316:43, 7 July 2021 Pinkpig talk contribs m 5,718 bytes +1 →Solution 4
• curprev 16:4216:42, 7 July 2021 Pinkpig talk contribs 5,717 bytes +13 →Solution 4
• curprev 16:4016:40, 7 July 2021 Pinkpig talk contribs 5,704 bytes +1,344 →Solution

24 June 2021

• curprev 03:4103:41, 24 June 2021 MRENTHUSIASM talk contribs 4,360 bytes −23 No edit summary

7 June 2020

• curprev 06:4506:45, 7 June 2020 Atgy talk contribs 4,383 bytes +1 →Problem

22 March 2020

• curprev 06:1606:16, 22 March 2020 Jason the best talk contribs 4,382 bytes +91 →Solution 3

11 October 2018

• curprev 17:2117:21, 11 October 2018 Agnimandur talk contribs m 4,291 bytes 0 →Solution 2

10 November 2016

• curprev 22:0322:03, 10 November 2016 Peggy talk contribs m 4,291 bytes +8 →Solution 3
• curprev 22:0222:02, 10 November 2016 Peggy talk contribs m 4,283 bytes +8 →Solution 2

9 June 2016

• curprev 17:4517:45, 9 June 2016 Chessking345 talk contribs m 4,275 bytes +2 →Solution 2
• curprev 17:4417:44, 9 June 2016 Chessking345 talk contribs m 4,273 bytes +2 →Solution 2

18 January 2016

• curprev 09:0609:06, 18 January 2016 Shiningsunnyday talk contribs 4,271 bytes −321 →Solution 4
• curprev 08:4008:40, 18 January 2016 Shiningsunnyday talk contribs 4,592 bytes +264 →Solution 4
• curprev 08:3608:36, 18 January 2016 Shiningsunnyday talk contribs 4,328 bytes +57 →Solution 3

12 March 2015

• curprev 22:4422:44, 12 March 2015 DivideBy0 talk contribs 4,271 bytes −1 →Solution 2: This solution is riddled with errors. I tried fixing some.
• curprev 22:4122:41, 12 March 2015 DivideBy0 talk contribs 4,272 bytes +5 →Solution 2: Fixed LATEX rending being bad

14 September 2014

• curprev 15:4015:40, 14 September 2014 Bobthesmartypants talk contribs 4,267 bytes +3 →Solution 1

4 July 2013

• curprev 18:1718:17, 4 July 2013 Nathan wailes talk contribs 4,264 bytes +15 No edit summary

17 July 2008

• curprev 21:1621:16, 17 July 2008 Minsoens talk contribs m 4,249 bytes −106 No edit summary

20 April 2008

• curprev 15:1415:14, 20 April 2008 1=2 talk contribs 4,355 bytes +1 →Solution 1

26 January 2008

• curprev 21:1021:10, 26 January 2008 Me@home talk contribs m 4,354 bytes 0 →Solution 1: Fixed typo

24 January 2008

• curprev 21:2321:23, 24 January 2008 Archimedes1 talk contribs 4,354 bytes −1 →Solution 1

25 November 2007

• curprev 13:2813:28, 25 November 2007 Azjps talk contribs 4,355 bytes +3,666 solutions by (1) 4everwise (2) frt (3) 4everwise again

15 October 2007

• curprev 07:5007:50, 15 October 2007 1=2 talk contribs 689 bytes +1 →See also
• curprev 07:5007:50, 15 October 2007 1=2 talk contribs 688 bytes −26 →See also

24 February 2007

• curprev 22:2922:29, 24 February 2007 Minsoens talk contribs m 714 bytes +644 No edit summary

9 July 2006

• curprev 17:1217:12, 9 July 2006 Joml88 talk contribs 70 bytes +70 No edit summary