# User contributions

- 20:25, 8 February 2012 (diff | hist) . . (+35) . . 2012 AMC 10A Problems/Problem 12 (→Problem 12)
- 20:24, 8 February 2012 (diff | hist) . . (+26) . . 2012 AMC 10A Problems/Problem 12 (→Problem 12)
- 20:23, 8 February 2012 (diff | hist) . . (-1) . . 2012 AMC 10A Problems/Problem 12 (→Problem 12)
- 20:23, 8 February 2012 (diff | hist) . . (+427) . . N 2012 AMC 10A Problems/Problem 12 (Created page with "== Problem 12 == A year is a leap year if and only if the year number is divisible by 400 (such as 2000) or is divisible by 4 but not 100 (such as 2012). The 200th anniversary ...")
- 20:20, 8 February 2012 (diff | hist) . . (+440) . . N 2012 AMC 10A Problems/Problem 23 (Created page with "== Problem 23 == Adam, Benin, Chiang, Deshawn, Esther, and Fiona have internet accounts. Some, but not all, of them are internet friends with each other, and none of them has a...")
- 20:18, 8 February 2012 (diff | hist) . . (+43) . . 2012 AMC 10A Problems/Problem 24 (→Problem 24)
- 20:17, 8 February 2012 (diff | hist) . . (+322) . . N 2012 AMC 10A Problems/Problem 24 (Created page with "== Problem 24 == Let <math>a</math>, <math>b</math>, and <math>c</math> be positive integers with <math>a\geb\gec</math> such that [\a^2-b^2-c^2+ab=2011]\ and [\a^2+3b^2+3c^2-3a...")