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China University of Petroleum
Earned on 8 May 2012 for liking Problem 288. Construct a string from letters and counts.
Earned on 25 Oct 2012 for creating Problem 1008. Determine if input is a Narcissistic number.
Earned on 22 Apr 2014 for first solving .
Earned on 13 Dec 2014 at 0:31 for having 50 or more solvers for Problem 1035. Generate a vector like 1,2,2,3,3,3,4,4,4,4.
Create 10 problems.
Earned on 22 Jul 2012 for solving 500 problems.
Must receive 50 total likes for the solutions you submitted.
Must receive 10 likes for a solution you submitted.
Must receive 25 total likes for the problems you created.
Must receive 10 likes for a problem you created.