Activity 10 days
June 8th, 2011
1 solve
April 6th, 2011
1 solve
March 13th, 2011
1 solve
March 4th, 2011
2 solves
March 1st, 2011
9 solves
February 28th, 2011
119 solves
February 19th, 2011
51 solves
February 16th, 2011
1 solve
February 11th, 2011
Became fellows with
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18:28
September 18th, 2010
1 solve