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Must have 50 solvers for a problem you created.
Earned on 27 Apr 2013 for creating 10 problems.
Earned on 29 Apr 2013 for solving 500 problems.
Must receive 10 likes for a solution you submitted.
Must receive 25 total likes for the problems you created.
Must receive 50 total likes for the solutions you submitted.
Must receive 10 likes for a problem you created.