15 February 2018

• curprev 21:5821:58, 15 February 2018 Hapaxoromenon talk contribs m 1,770 bytes +1 Fixed some punctuation

5 July 2013

• curprev 13:1213:12, 5 July 2013 Nathan wailes talk contribs 1,769 bytes +15 No edit summary

9 August 2011

• curprev 08:2908:29, 9 August 2011 Talkinaway talk contribs 1,754 bytes +56 No edit summary

8 August 2011

• curprev 19:2519:25, 8 August 2011 Talkinaway talk contribs 1,698 bytes +1,698 Created page with "==Problem== Mientka Publishing Company prices its bestseller Where's Walter? as follows: <math> C(n) =\left\{\begin{matrix}12n, &\text{if }1\le n\le 24\\ 11n, &\text{if }25\le..."