User contributions
- 11:55, 7 April 2013 (diff | hist) . . (-14) . . 2013 AIME II Problems/Problem 11 (Remove the "needing solution" mark.)
- 11:55, 7 April 2013 (diff | hist) . . (+2,858) . . 2013 AIME II Problems/Problem 11 (Add solution for problem 11.)