Receive 25 likes on a problem you have created
Awarded to Nichlas on 13 Dec 2020
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Awarded to Nichlas on 14 Feb 2019
Obtain 50 solvers for a problem you have created
Awarded to Nichlas on 08 Nov 2012
Comment on a problem or solution
Awarded to Nichlas on 17 Jul 2012
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Awarded to Nichlas on 17 Jul 2012
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Awarded to Nichlas on 17 Jul 2012
Solve a problem for the first time
Awarded to Nichlas on 17 Jul 2012
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