29 July 2020

• curprev 09:2509:25, 29 July 2020 Theasian talk contribs 2,003 bytes +817 No edit summary

29 May 2020

• curprev 15:1815:18, 29 May 2020 Bluejay43 talk contribs m 1,186 bytes −18 →Solutions

3 July 2013

• curprev 20:4420:44, 3 July 2013 Nathan wailes talk contribs 1,204 bytes +15 →See also

19 February 2012

• curprev 22:0922:09, 19 February 2012 CakeIsEaten talk contribs 1,189 bytes −3 →Solution 1

2 March 2009

• curprev 13:2413:24, 2 March 2009 1=2 talk contribs m 1,192 bytes −19 →Solutions

14 February 2009

• curprev 13:2513:25, 14 February 2009 1=2 talk contribs 1,211 bytes +142 →Solution

13 February 2009

• curprev 23:0423:04, 13 February 2009 Xantos C. Guin talk contribs m 1,069 bytes 0 8 is choice C NOT choice D. Same mistake I made during the test. :)

11 February 2009

• curprev 18:4318:43, 11 February 2009 Azjps talk contribs 1,069 bytes +1,069 solution by yongyi