5 July 2021

• curprev 01:1601:16, 5 July 2021 Math2019a talk contribs m 2,697 bytes −1 →Solution 3

21 April 2021

• curprev 13:1813:18, 21 April 2021 Hashtagmath talk contribs 2,698 bytes 0 No edit summary

5 January 2021

• curprev 17:3317:33, 5 January 2021 Thestudyofeverything talk contribs 2,698 bytes +87 →Problem

22 December 2020

• curprev 07:1707:17, 22 December 2020 Jinhok talk contribs m 2,611 bytes +2 →Solution 3
• curprev 07:1607:16, 22 December 2020 Jinhok talk contribs 2,609 bytes +556 →Solution 3
• curprev 07:1107:11, 22 December 2020 Jinhok talk contribs 2,053 bytes −17 →Solution 3
• curprev 07:1107:11, 22 December 2020 Jinhok talk contribs 2,070 bytes +433 →Solution 2
• curprev 07:0307:03, 22 December 2020 Jinhok talk contribs 1,637 bytes +19 →Solution 2

14 December 2019

• curprev 11:4611:46, 14 December 2019 Dawae talk contribs 1,618 bytes −2 →Solution 2
• curprev 11:4511:45, 14 December 2019 Dawae talk contribs 1,620 bytes +3 →Solution 2
• curprev 11:4411:44, 14 December 2019 Dawae talk contribs 1,617 bytes +685 →Solution

22 January 2015

• curprev 21:3921:39, 22 January 2015 Warrenwangtennis talk contribs 932 bytes +2 →Solution

20 July 2014

• curprev 23:5023:50, 20 July 2014 Hesa57 talk contribs m 930 bytes +33 →Solution

4 July 2013

• curprev 10:2710:27, 4 July 2013 Nathan wailes talk contribs 897 bytes +15 No edit summary

28 February 2007

• curprev 20:0020:00, 28 February 2007 Azjps talk contribs m 882 bytes −70 +box
• curprev 19:1119:11, 28 February 2007 Bictor717 talk contribs 952 bytes −2 →Solution

5 November 2006

• curprev 11:1211:12, 5 November 2006 Xantos C. Guin talk contribs 954 bytes +41 added category; fixed typo in answer choice

4 November 2006

• curprev 17:3217:32, 4 November 2006 B-flat talk contribs 913 bytes +913 No edit summary