4 January 2024

• curprev 19:0919:09, 4 January 2024 Yiyj1 talk contribs 6,665 bytes +374 →Solution 3

22 February 2019

• curprev 11:1811:18, 22 February 2019 Bad math talk contribs 6,291 bytes +860 Added a new solution

4 July 2013

• curprev 18:4818:48, 4 July 2013 Nathan wailes talk contribs 5,431 bytes +15 No edit summary

23 July 2011

• curprev 15:4515:45, 23 July 2011 Talkinaway talk contribs 5,416 bytes +313 →Solution 2

19 June 2011

• curprev 20:5620:56, 19 June 2011 Talkinaway talk contribs 5,103 bytes +2,501 No edit summary

16 February 2009

• curprev 18:4618:46, 16 February 2009 Jvenezuela716 talk contribs 2,602 bytes +1 →Solution

31 December 2007

• curprev 16:3516:35, 31 December 2007 Azjps talk contribs m 2,601 bytes +856 minor wik
• curprev 16:3416:34, 31 December 2007 Azjps talk contribs 1,745 bytes +295 edit conflict!
• curprev 16:2616:26, 31 December 2007 Darkprince talk contribs 1,450 bytes +933 No edit summary

11 November 2007

• curprev 18:2618:26, 11 November 2007 Minsoens talk contribs m 517 bytes +315 No edit summary

11 November 2006

• curprev 10:0010:00, 11 November 2006 JBL talk contribs m 202 bytes +130 No edit summary

9 July 2006

• curprev 17:3817:38, 9 July 2006 Joml88 talk contribs 72 bytes +72 No edit summary