XJ_CHEN
ITP
welcome for discussing.
XJ_CHEN's Abzeichen
Cody Abzeichen
Alle
Solver 30 Nov 2018Solve a problem for the first time
Awarded to XJ_CHEN on 30 Nov 2018
CUP Challenge Master 30 Nov 2018Solve all the problems in CUP Challenge
Awarded to XJ_CHEN on 30 Nov 2018
File Exchange Abzeichen
Alle
First Review 09 Oct 2019Publish your first review
Awarded to XJ_CHEN on 09 Oct 2019
Cody Abzeichen
AlleSolver 30 Nov 2018CUP Challenge Master 30 Nov 2018
Solve a problem for the first time
Awarded to XJ_CHEN on 30 Nov 2018
Solve all the problems in CUP Challenge
Awarded to XJ_CHEN on 30 Nov 2018
File Exchange Abzeichen
AlleFirst Review 09 Oct 2019
Publish your first review
Awarded to XJ_CHEN on 09 Oct 2019
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