SZShijin Zhang@purberryChinaFollowAboutEducationUniversity of Chinese Acadamy of SciencesVerified SkillsCertificate: Problem Solving (Basic)VerifiedBadgesProblem SolvingDays of CodeEducationUniversity of Chinese Acadamy of SciencesRatingsSubmissionsUser has not solved any challenges yet.Contest History013User has not participated in any contests yet.DiscussionsUser doesn't have any discussions yet.