29 October 2024

• curprev 13:2913:29, 29 October 2024 Savannahsolver talk contribs 2,210 bytes +60 No edit summary

6 January 2024

• curprev 02:5602:56, 6 January 2024 Hashtagmath talk contribs m 2,150 bytes −32 Included full problem statement in problem

5 January 2023

• curprev 17:2817:28, 5 January 2023 Rogoat talk contribs m 2,182 bytes −1 →Problem

6 May 2020

• curprev 22:2122:21, 6 May 2020 Technetiumdolomite talk contribs m 2,183 bytes −4 No edit summary
• curprev 22:2022:20, 6 May 2020 Technetiumdolomite talk contribs m 2,187 bytes +2,120 No edit summary

15 December 2019

• curprev 15:4715:47, 15 December 2019 Raagavbala talk contribs 67 bytes −278 →Problem
• curprev 15:4715:47, 15 December 2019 Raagavbala talk contribs 345 bytes −1,681 →Juan's Old Stamping Grounds
• curprev 15:4615:46, 15 December 2019 Raagavbala talk contribs 2,026 bytes −453 →Solution

21 June 2018

• curprev 11:3511:35, 21 June 2018 Jsoccerz talk contribs m 2,479 bytes +19 →Problem

4 July 2013

• curprev 23:4123:41, 4 July 2013 Nathan wailes talk contribs 2,460 bytes +15 No edit summary

23 December 2012

• curprev 18:2618:26, 23 December 2012 Gina talk contribs 2,445 bytes +1,842 No edit summary

28 July 2011

• curprev 19:2919:29, 28 July 2011 Giratina150 talk contribs 603 bytes +1 →Problem 9
• curprev 19:2919:29, 28 July 2011 Giratina150 talk contribs 602 bytes +602 Created page with " == Problem 9 == Juan organizes the stamps in his collection by country and by the decade in which they were issued. The prices he paid for them at a stamp shop were: Brazil and..."