yurenchu
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Obtain 50 solvers for a problem you have created
Awarded to yurenchu on 07 Mar 2023
Create a problem
Awarded to yurenchu on 14 Nov 2017
Solve all the problems in Sequences & Series III
Awarded to yurenchu on 12 Nov 2017
Solve all the problems in ASEE Challenge
Awarded to yurenchu on 10 Nov 2017
Solve all the problems in Indexing I
Awarded to yurenchu on 08 Sep 2017
Solve all the problems in Computation Geometry I
Awarded to yurenchu on 07 Sep 2017
Solve all the problems in Sequences & Series II
Awarded to yurenchu on 21 Jul 2017
Solve all the problems in Indexing II
Awarded to yurenchu on 06 Jul 2017
Solve all the problems in Sequences & Series I
Awarded to yurenchu on 04 Jul 2017
Solve 500 problems
Awarded to yurenchu on 04 Jul 2017
Be the first to solve a problem
Awarded to yurenchu on 29 Dec 2016
Comment on a problem or solution
Awarded to yurenchu on 24 Dec 2016
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