22 August 2025

• curprev 14:3614:36, 22 August 2025 Flaringrained talk contribs 6,803 bytes −12 →Problem 13

12 March 2025

• curprev 09:3309:33, 12 March 2025 MRENTHUSIASM talk contribs 6,815 bytes −1 →Problem 14

5 January 2025

• curprev 00:1800:18, 5 January 2025 Anduran talk contribs m 6,816 bytes −63 →Problem 12

4 January 2025

• curprev 21:3821:38, 4 January 2025 Anduran talk contribs m 6,879 bytes −30 →Problem 7
• curprev 21:2421:24, 4 January 2025 Anduran talk contribs m 6,909 bytes −66 →Problem 6

14 December 2023

• curprev 19:4719:47, 14 December 2023 Avunnam talk contribs 6,975 bytes +1 →Problem 8
• curprev 19:4419:44, 14 December 2023 Avunnam talk contribs 6,974 bytes −1 →Problem 8

6 August 2023

• curprev 19:0819:08, 6 August 2023 Andliu766 talk contribs 6,975 bytes −6 →Problem 4
• curprev 19:0819:08, 6 August 2023 Andliu766 talk contribs 6,981 bytes −18 →Problem 5

21 May 2023

• curprev 10:3110:31, 21 May 2023 Study1126 talk contribs m 6,999 bytes +2 →Problem 14

29 August 2022

• curprev 10:4010:40, 29 August 2022 Oralayhan talk contribs 6,997 bytes −42 →Problem 10

7 August 2021

• curprev 06:4106:41, 7 August 2021 MRENTHUSIASM talk contribs m 7,039 bytes +7 →Problem 12
• curprev 06:4106:41, 7 August 2021 MRENTHUSIASM talk contribs 7,032 bytes −22 →Problem 9: Centered the equation.

28 June 2021

• curprev 21:3021:30, 28 June 2021 MRENTHUSIASM talk contribs 7,054 bytes +241 →Problem 6

24 June 2021

• curprev 03:4203:42, 24 June 2021 MRENTHUSIASM talk contribs 6,813 bytes −103 →Problem 15
• curprev 03:3503:35, 24 June 2021 MRENTHUSIASM talk contribs 6,916 bytes +44 →Problem 8
• curprev 00:4200:42, 24 June 2021 MRENTHUSIASM talk contribs m 6,872 bytes −62 →Problem 8

7 September 2018

• curprev 06:3506:35, 7 September 2018 P groudon talk contribs 6,934 bytes +84 No edit summary

4 April 2015

• curprev 10:3410:34, 4 April 2015 Empoleon talk contribs m 6,850 bytes −1 Typo fixed

4 July 2013

• curprev 18:1218:12, 4 July 2013 Nathan wailes talk contribs 6,851 bytes +15 No edit summary

3 March 2013

• curprev 15:5015:50, 3 March 2013 Gurev talk contribs 6,836 bytes +15 →Problem 9

2 January 2009

• curprev 17:1917:19, 2 January 2009 Azjps talk contribs m 6,821 bytes +29 No edit summary

24 February 2007

• curprev 22:3322:33, 24 February 2007 Minsoens talk contribs 6,792 bytes +5,707 No edit summary

29 January 2007

• curprev 18:0418:04, 29 January 2007 Azjps talk contribs m 1,085 bytes +32 pipe cat

9 July 2006

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