11 December 2022

• curprev 12:0012:00, 11 December 2022 Integralarefun talk contribs m 4,316 bytes +2 →Solution: ; clean up

30 July 2022

• curprev 16:3016:30, 30 July 2022 Ambriggs talk contribs 4,314 bytes +138 →Solution 3

28 December 2021

• curprev 20:1220:12, 28 December 2021 Fuzimiao2013 talk contribs 4,176 bytes +775 Added a solution
• curprev 19:4619:46, 28 December 2021 Fuzimiao2013 talk contribs m 3,401 bytes +129 Added a minor note about the notation

1 August 2020

• curprev 22:5222:52, 1 August 2020 Hi13 talk contribs m 3,272 bytes +1 →Solution

6 December 2019

• curprev 02:3502:35, 6 December 2019 Greenpizza96 talk contribs m 3,271 bytes +45 No edit summary

8 July 2019

• curprev 15:4715:47, 8 July 2019 Whatrthose talk contribs m 3,226 bytes +13 →Solution 2
• curprev 15:4215:42, 8 July 2019 Whatrthose talk contribs 3,213 bytes +14 →Solution 2
• curprev 15:4115:41, 8 July 2019 Whatrthose talk contribs 3,199 bytes +7 →Solution 2
• curprev 15:3915:39, 8 July 2019 Whatrthose talk contribs 3,192 bytes +867 →Solution

4 July 2013

• curprev 19:4119:41, 4 July 2013 Nathan wailes talk contribs 2,325 bytes +15 No edit summary

28 January 2009

• curprev 21:5821:58, 28 January 2009 Misof talk contribs m 2,310 bytes −18 No edit summary
• curprev 21:5821:58, 28 January 2009 Misof talk contribs 2,328 bytes +1,889 No edit summary

21 November 2007

• curprev 13:4113:41, 21 November 2007 Minsoens talk contribs m 439 bytes −94 No edit summary

5 March 2007

• curprev 14:3714:37, 5 March 2007 Mirasume talk contribs 533 bytes +335 →Problem

6 November 2006

• curprev 01:5001:50, 6 November 2006 I_like_pie talk contribs 198 bytes +125 No edit summary

9 July 2006

• curprev 17:4217:42, 9 July 2006 Joml88 talk contribs 73 bytes +73 No edit summary