19 June 2022

• curprev 00:1500:15, 19 June 2022 MRENTHUSIASM talk contribs m 6,113 bytes 0 →Problem 2

18 June 2022

• curprev 15:5315:53, 18 June 2022 Med 123 talk contribs 6,113 bytes −13 →Problem 2
• curprev 15:5215:52, 18 June 2022 Med 123 talk contribs 6,126 bytes +13 →Problem 2
• curprev 15:5015:50, 18 June 2022 Med 123 talk contribs 6,113 bytes 0 →Problem 2
• curprev 15:4915:49, 18 June 2022 Med 123 talk contribs m 6,113 bytes 0 →Problem 2

22 June 2021

• curprev 00:1500:15, 22 June 2021 MRENTHUSIASM talk contribs 6,113 bytes +17 →Problem 4: Fixed wording to be original.

7 September 2018

• curprev 06:3306:33, 7 September 2018 P groudon talk contribs 6,096 bytes +84 No edit summary

18 June 2018

• curprev 13:3413:34, 18 June 2018 Shreyj talk contribs m 6,012 bytes +2 →Problem 8

3 July 2013

• curprev 15:4415:44, 3 July 2013 MSTang talk contribs 6,010 bytes +15 →See also

28 February 2009

• curprev 09:3509:35, 28 February 2009 Minsoens talk contribs m 5,995 bytes −1 →Problem 8

2 January 2009

• curprev 17:1617:16, 2 January 2009 Azjps talk contribs m 5,996 bytes +29 link to pdfs/instructions/ etc

9 November 2008

• curprev 09:4909:49, 9 November 2008 Xpmath talk contribs 5,967 bytes 0 →Problem 9
• curprev 09:4809:48, 9 November 2008 Xpmath talk contribs 5,967 bytes −1 →Problem 9

25 April 2008

• curprev 18:2618:26, 25 April 2008 Azjps talk contribs m 5,968 bytes +466 →Problem 3: img

2 March 2008

• curprev 22:5022:50, 2 March 2008 1=2 talk contribs 5,502 bytes −812 No edit summary

21 January 2007

• curprev 00:5300:53, 21 January 2007 Minsoens talk contribs 6,314 bytes +505 No edit summary
• curprev 00:4100:41, 21 January 2007 Minsoens talk contribs 5,809 bytes +97 No edit summary
• curprev 00:4000:40, 21 January 2007 Minsoens talk contribs 5,712 bytes +100 No edit summary
• curprev 00:3000:30, 21 January 2007 Minsoens talk contribs 5,612 bytes +437 No edit summary
• curprev 00:2700:27, 21 January 2007 Minsoens talk contribs 5,175 bytes +83 No edit summary
• curprev 00:2400:24, 21 January 2007 Minsoens talk contribs 5,092 bytes +98 No edit summary
• curprev 00:2300:23, 21 January 2007 Minsoens talk contribs 4,994 bytes +154 No edit summary
• curprev 00:2200:22, 21 January 2007 Minsoens talk contribs 4,840 bytes +70 No edit summary
• curprev 00:2000:20, 21 January 2007 Minsoens talk contribs 4,770 bytes +298 No edit summary
• curprev 00:1800:18, 21 January 2007 Minsoens talk contribs 4,472 bytes +756 No edit summary
• curprev 00:1600:16, 21 January 2007 Minsoens talk contribs 3,716 bytes +437 No edit summary
• curprev 00:1200:12, 21 January 2007 Minsoens talk contribs 3,279 bytes +235 No edit summary
• curprev 00:0500:05, 21 January 2007 Minsoens talk contribs 3,044 bytes +20 No edit summary

20 January 2007

• curprev 23:5623:56, 20 January 2007 Minsoens talk contribs 3,024 bytes +189 No edit summary
• curprev 22:4622:46, 20 January 2007 Minsoens talk contribs 2,835 bytes +402 No edit summary
• curprev 22:4222:42, 20 January 2007 Minsoens talk contribs 2,433 bytes +113 No edit summary
• curprev 22:4022:40, 20 January 2007 Minsoens talk contribs 2,320 bytes +353 →Problem 4
• curprev 22:3822:38, 20 January 2007 Minsoens talk contribs 1,967 bytes +419 No edit summary
• curprev 22:3622:36, 20 January 2007 Minsoens talk contribs 1,548 bytes +199 No edit summary
• curprev 22:3322:33, 20 January 2007 Minsoens talk contribs 1,349 bytes +296 No edit summary

9 July 2006

• curprev 09:2009:20, 9 July 2006 Joml88 talk contribs 1,053 bytes +1,053 No edit summary