統計
10 of your answers have been accepted
Awarded to Chaya N on 15 Feb 2022
Obtain 50 solvers for a problem you have created
Awarded to Chaya N on 13 Dec 2020
Publish your first submission
Awarded to Chaya N on 09 Oct 2019
3 of your answers have been accepted
Awarded to Chaya N on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Chaya N on 20 Jul 2017
Be the first to solve a problem
Awarded to Chaya N on 24 Oct 2016
Solve all the problems in CUP Challenge
Awarded to Chaya N on 24 Oct 2016
Create a problem
Awarded to Chaya N on 22 Oct 2016
Like a problem or solution
Awarded to Chaya N on 21 Oct 2016
Comment on a problem or solution
Awarded to Chaya N on 21 Oct 2016
Solve a problem for the first time
Awarded to Chaya N on 17 Mar 2016
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