23 June 2025

• curprev 09:1809:18, 23 June 2025 Cxp talk contribs 7,276 bytes +1 →Solution 6 (Fast)
• curprev 09:1709:17, 23 June 2025 Cxp talk contribs 7,275 bytes +20 →Solution 6 (Fast)
• curprev 09:1509:15, 23 June 2025 Cxp talk contribs 7,255 bytes −1 →Solution 6 (Fast)
• curprev 09:1209:12, 23 June 2025 Cxp talk contribs 7,256 bytes −46 →Solution 6 (Fast)
• curprev 09:0609:06, 23 June 2025 Cxp talk contribs m 7,302 bytes +319 →Solution 6 (Fast)

14 September 2023

• curprev 21:4321:43, 14 September 2023 Technodoggo talk contribs m 6,983 bytes +18 →Solution 7
• curprev 21:4121:41, 14 September 2023 Technodoggo talk contribs 6,965 bytes +1,126 No edit summary

22 July 2023

• curprev 20:0020:00, 22 July 2023 Mathmagicops talk contribs 5,839 bytes +15 →Solution 6 (Fast)
• curprev 19:5919:59, 22 July 2023 Mathmagicops talk contribs 5,824 bytes +4 →Solution 6
• curprev 19:5719:57, 22 July 2023 Mathmagicops talk contribs 5,820 bytes +378 No edit summary

13 January 2023

• curprev 10:1810:18, 13 January 2023 Isabelchen talk contribs m 5,442 bytes +3 →Solution 5
• curprev 10:1610:16, 13 January 2023 Isabelchen talk contribs m 5,439 bytes +32 →Solution 5
• curprev 10:1110:11, 13 January 2023 Isabelchen talk contribs m 5,407 bytes +402 →Solution 5
• curprev 09:4509:45, 13 January 2023 Isabelchen talk contribs 5,005 bytes +246 No edit summary

8 October 2022

• curprev 14:3014:30, 8 October 2022 Countmath1 talk contribs 4,759 bytes −17 →Solution 2
• curprev 14:3014:30, 8 October 2022 Countmath1 talk contribs 4,776 bytes 0 →Solution 4 (Proving that \diamondsuit is division)
• curprev 14:3014:30, 8 October 2022 Countmath1 talk contribs 4,776 bytes +728 →Solution 2
• curprev 14:3014:30, 8 October 2022 Countmath1 talk contribs 4,048 bytes −712 →Solution 4 (Proving that \diamondsuit is division)
• curprev 12:1912:19, 8 October 2022 Countmath1 talk contribs 4,760 bytes −53 →Solution 4 (Proving that \diamondsuit is division)
• curprev 12:1412:14, 8 October 2022 Countmath1 talk contribs 4,813 bytes −5 →Solution 4 (Proving that \diamondsuit is division)
• curprev 12:1312:13, 8 October 2022 Countmath1 talk contribs 4,818 bytes +197 →Solution 4 (Proving that \diamondsuit is division)
• curprev 12:1112:11, 8 October 2022 Countmath1 talk contribs 4,621 bytes +24 No edit summary

6 October 2022

• curprev 21:4121:41, 6 October 2022 Countmath1 talk contribs 4,597 bytes +8 →Solution 4 (Proving that \diamondsuit is division)
• curprev 21:3921:39, 6 October 2022 Countmath1 talk contribs 4,589 bytes −2 →Solution 4 (Proving that \diamondsuit is division)
• curprev 21:3821:38, 6 October 2022 Countmath1 talk contribs 4,591 bytes +34 →Solution 4 (Proving division)
• curprev 21:3721:37, 6 October 2022 Countmath1 talk contribs 4,557 bytes +3 →Solution 4 (Proving division)
• curprev 21:3621:36, 6 October 2022 Countmath1 talk contribs 4,554 bytes +1,268 →Solution 3

31 July 2021

• curprev 21:1021:10, 31 July 2021 Sosiaops talk contribs m 3,286 bytes +44 fixed diamonds

24 January 2021

• curprev 21:1221:12, 24 January 2021 Pi is 3.14 talk contribs 3,242 bytes +99 →Video Solution

25 December 2020

• curprev 16:3716:37, 25 December 2020 Geometryjake talk contribs 3,143 bytes −179 →Solution

23 December 2020

• curprev 01:4001:40, 23 December 2020 Quantomaticguy talk contribs 3,322 bytes +179 →Solutions

18 October 2020

• curprev 23:4423:44, 18 October 2020 Anmol04 talk contribs m 3,143 bytes +28 minor edit

6 July 2020

• curprev 15:5915:59, 6 July 2020 Lansh talk contribs 3,115 bytes −15 →Solutions

5 May 2020

• curprev 04:0804:08, 5 May 2020 Ak2006 talk contribs 3,130 bytes +62 →See Also

27 January 2019

• curprev 23:5723:57, 27 January 2019 Lovemath21 talk contribs 3,068 bytes +543 Undo revision 101015 by Bobsonjoe (talk) Tag: Undo
• curprev 20:4120:41, 27 January 2019 Bobsonjoe talk contribs 2,525 bytes −543 →Solutions

26 December 2018

• curprev 12:5312:53, 26 December 2018 Patinthehat talk contribs m 3,068 bytes +4 →Solution 1

11 February 2018

• curprev 13:4113:41, 11 February 2018 Jeteagle talk contribs m 3,064 bytes +1 →Solution

3 January 2018

• curprev 00:5400:54, 3 January 2018 Hyxue talk contribs m 3,063 bytes 0 →Solution 1

20 December 2017

• curprev 08:4608:46, 20 December 2017 Radio2 talk contribs m 3,063 bytes −1 →Solution 2

8 February 2016

• curprev 21:5321:53, 8 February 2016 Cxiong talk contribs m 3,064 bytes +28 Replaced commas w/ arrows

7 February 2016

• curprev 17:4817:48, 7 February 2016 Benq talk contribs 3,036 bytes −39 No edit summary
• curprev 17:4517:45, 7 February 2016 Benq talk contribs 3,075 bytes +19 No edit summary
• curprev 16:1816:18, 7 February 2016 Cxiong talk contribs 3,056 bytes +945 Added third solution; does not involve finding the identity of the operator.

6 February 2016

• curprev 14:1014:10, 6 February 2016 Kyriegon talk contribs 2,111 bytes +2 →Solution 1

5 February 2016

• curprev 11:3411:34, 5 February 2016 Swe1 talk contribs m 2,109 bytes +47 Added 12A MAA box for matching 12A question
• curprev 11:3311:33, 5 February 2016 Swe1 talk contribs 2,062 bytes +561 Added solution from matching 12A problem

4 February 2016

• curprev 15:3715:37, 4 February 2016 Markmath talk contribs 1,501 bytes +198 →Solution
• curprev 07:1807:18, 4 February 2016 Benq talk contribs 1,303 bytes +4 No edit summary

3 February 2016

• curprev 21:3221:32, 3 February 2016 Aops12142015 talk contribs 1,299 bytes −1 →Solution