25 August 2025

• curprev 17:0417:04, 25 August 2025 Sherry.tree talk contribs 7,044 bytes +81 →Video Solution

23 August 2024

• curprev 14:3114:31, 23 August 2024 Krivanm talk contribs m 6,963 bytes +18 →Solution 3

23 December 2023

• curprev 20:0420:04, 23 December 2023 Hithere22702 talk contribs m 6,945 bytes −4 →Solution 4

5 June 2023

• curprev 14:4014:40, 5 June 2023 Mathfan2020 talk contribs m 6,949 bytes +1 No edit summary
• curprev 14:4014:40, 5 June 2023 Mathfan2020 talk contribs m 6,948 bytes +677 added solution 6

27 August 2022

• curprev 00:2600:26, 27 August 2022 Isabelchen talk contribs m 6,271 bytes −8 →Solution 5 (Graph Theory)
• curprev 00:2000:20, 27 August 2022 Isabelchen talk contribs m 6,279 bytes +305 →Solution 5 (Graph Theory)
• curprev 00:1100:11, 27 August 2022 Isabelchen talk contribs m 5,974 bytes −29 →Solution 5 (Graph Theory)

26 August 2022

• curprev 23:4723:47, 26 August 2022 Isabelchen talk contribs m 6,003 bytes −82 →Solution 5 (Graph Theory)
• curprev 23:3623:36, 26 August 2022 Isabelchen talk contribs m 6,085 bytes −1 →Solution 5 (Graph Theory)
• curprev 23:3423:34, 26 August 2022 Isabelchen talk contribs m 6,086 bytes +165 →Solution 5 (Graph Theory)
• curprev 23:3123:31, 26 August 2022 Isabelchen talk contribs 5,921 bytes +819 →Solution 5 (Graph Theory)
• curprev 22:5522:55, 26 August 2022 Isabelchen talk contribs 5,102 bytes +125 No edit summary

10 August 2022

• curprev 21:5521:55, 10 August 2022 Hithere22702 talk contribs 4,977 bytes +704 →Solutions

24 October 2021

• curprev 21:2521:25, 24 October 2021 StellarG talk contribs 4,273 bytes +52 →Solution 3

23 November 2020

• curprev 20:1820:18, 23 November 2020 Hamstpan38825 talk contribs 4,221 bytes +10 Latex Consistency

19 October 2020

• curprev 00:5500:55, 19 October 2020 Anmol04 talk contribs m 4,211 bytes +22 minor edit

30 July 2019

• curprev 19:0719:07, 30 July 2019 Rejas talk contribs m 4,189 bytes −936 →Solution 1
• curprev 19:0619:06, 30 July 2019 Rejas talk contribs m 5,125 bytes +936 →Solution 2

24 December 2018

• curprev 10:5010:50, 24 December 2018 Sqrt -1 talk contribs m 4,189 bytes +16 →Solution 1: changed link to not redirect to disambiguation page

29 August 2017

• curprev 17:0417:04, 29 August 2017 Sjhuang26 talk contribs m 4,173 bytes −72 No edit summary

11 August 2017

• curprev 20:2320:23, 11 August 2017 Aopsmathabc talk contribs 4,245 bytes 0 →Problem
• curprev 20:2320:23, 11 August 2017 Aopsmathabc talk contribs 4,245 bytes +1 →Problem
• curprev 20:2320:23, 11 August 2017 Aopsmathabc talk contribs 4,244 bytes 0 →Problem

14 February 2016

• curprev 11:0811:08, 14 February 2016 Zimbalono talk contribs 4,244 bytes +7 →Solution 1: fix asy

22 November 2015

• curprev 22:4822:48, 22 November 2015 Moonknight123 talk contribs 4,237 bytes +4 →Solution 1

6 September 2015

• curprev 23:2523:25, 6 September 2015 Anticorncob496 talk contribs 4,233 bytes +371 →Solution

3 July 2013

• curprev 19:3719:37, 3 July 2013 Nathan wailes talk contribs 3,862 bytes +15 →See also

25 June 2011

• curprev 15:0915:09, 25 June 2011 Azjps talk contribs m 3,847 bytes +125 →Solution: fix fills

23 March 2008

• curprev 11:2511:25, 23 March 2008 Azjps talk contribs m 3,722 bytes +1,851 diagrams
• curprev 10:5110:51, 23 March 2008 Azjps talk contribs 1,871 bytes +359 diagram, courtesy of worthawholebean

4 January 2008

• curprev 22:3222:32, 4 January 2008 Azjps talk contribs m 1,512 bytes +11 →See also: ... more typos ....
• curprev 22:3222:32, 4 January 2008 Azjps talk contribs m 1,501 bytes +43 →Solution: typo fix
• curprev 22:3022:30, 4 January 2008 Azjps talk contribs 1,458 bytes +845 →Solution: solution
• curprev 22:2022:20, 4 January 2008 Azjps talk contribs 613 bytes +613 problem, {{solution}} needed