7 June 2021

• curprev 13:1413:14, 7 June 2021 Superjj talk contribs 1,795 bytes −149 →Solution
• curprev 13:1413:14, 7 June 2021 Superjj talk contribs 1,944 bytes +149 →Solution

16 August 2014

• curprev 22:0022:00, 16 August 2014 Suli talk contribs 1,795 bytes +15 →Solution
• curprev 21:5921:59, 16 August 2014 Suli talk contribs 1,780 bytes −4 →Final Hint

19 April 2014

• curprev 14:2314:23, 19 April 2014 Suli talk contribs 1,784 bytes +3 →Solution
• curprev 14:2214:22, 19 April 2014 Suli talk contribs 1,781 bytes +1 →Second Hint
• curprev 14:2114:21, 19 April 2014 Suli talk contribs 1,780 bytes +988 No edit summary
• curprev 14:1214:12, 19 April 2014 Suli talk contribs 792 bytes −100 →Second Hint
• curprev 10:0710:07, 19 April 2014 Suli talk contribs 892 bytes +218 →Hint
• curprev 10:0310:03, 19 April 2014 Suli talk contribs 674 bytes +115 No edit summary

3 July 2013

• curprev 18:0818:08, 3 July 2013 Etude talk contribs 559 bytes +15 No edit summary

5 October 2012

• curprev 09:5909:59, 5 October 2012 1=2 talk contribs m 544 bytes +45 No edit summary

15 September 2012

• curprev 18:0918:09, 15 September 2012 1=2 talk contribs m 499 bytes −15 →Problem

11 April 2012

• curprev 22:4522:45, 11 April 2012 Danielguo94 talk contribs 514 bytes +41 No edit summary
• curprev 22:4222:42, 11 April 2012 Danielguo94 talk contribs 473 bytes +41 No edit summary

16 August 2011

• curprev 19:1619:16, 16 August 2011 Mrdavid445 talk contribs 432 bytes +432 Created page with "==Problem== <math>a_1, a_2, \ldots, a_n</math> is an arbitrary sequence of positive integers. A member of the sequence is picked at random. Its value is <math>a</math>. Another..."