19 June 2021

• curprev 07:5707:57, 19 June 2021 MRENTHUSIASM talk contribs 5,837 bytes −39 →Problem 8: Reformatted. Source: https://gogangsa.com/337

7 September 2018

• curprev 06:3506:35, 7 September 2018 P groudon talk contribs 5,876 bytes +84 No edit summary

1 April 2018

• curprev 22:4822:48, 1 April 2018 Novus677 talk contribs m 5,792 bytes +8 →Problem 5

10 March 2015

• curprev 17:2617:26, 10 March 2015 Mathgeek2006 talk contribs m 5,784 bytes −21 →Problem 8

4 July 2013

• curprev 18:1018:10, 4 July 2013 Nathan wailes talk contribs 5,805 bytes +15 No edit summary

16 March 2009

• curprev 13:0613:06, 16 March 2009 Chenhsi talk contribs m 5,790 bytes +4 →Problem 9

2 January 2009

• curprev 17:1817:18, 2 January 2009 Azjps talk contribs m 5,786 bytes +29 No edit summary

12 November 2007

• curprev 12:4112:41, 12 November 2007 Inscrutableroot talk contribs m 5,757 bytes +1 →Problem 15
• curprev 12:3412:34, 12 November 2007 Inscrutableroot talk contribs m 5,756 bytes −1 →Problem 6

11 November 2007

• curprev 19:4519:45, 11 November 2007 Azjps talk contribs m 5,757 bytes −15 →Problem 14: <cenrte> typo
• curprev 19:1919:19, 11 November 2007 Minsoens talk contribs 5,772 bytes +3,971 No edit summary

24 October 2007

• curprev 12:4712:47, 24 October 2007 1=2 talk contribs 1,801 bytes +85 →Problem 9

27 March 2007

• curprev 12:5312:53, 27 March 2007 Diophantient talk contribs m 1,716 bytes +1 →Problem 2
• curprev 12:5112:51, 27 March 2007 Diophantient talk contribs 1,715 bytes +231 Adding the problem
• curprev 12:3512:35, 27 March 2007 Diophantient talk contribs 1,484 bytes +399 Inserted the problem

29 January 2007

• curprev 17:5717:57, 29 January 2007 Azjps talk contribs m 1,085 bytes −1 →Problem 7: -space
• curprev 17:5717:57, 29 January 2007 Azjps talk contribs m 1,086 bytes +5 →See also: .. forgot 2 pipe
• curprev 17:5717:57, 29 January 2007 Azjps talk contribs m 1,081 bytes +28 →See also: +cat

9 July 2006

• curprev 09:2209:22, 9 July 2006 Joml88 talk contribs 1,053 bytes +1,053 No edit summary