Xiaoteng Shen@swm_sxtChinaFollowAboutEducationShantou Jinshan Middle SchoolVerified SkillsCertificate: Problem Solving (Basic)VerifiedBadgesProblem SolvingEducationShantou Jinshan Middle SchoolRatingsSubmissionsUser has not solved any challenges yet.Contest History700User has not participated in any contests yet.DiscussionsUser doesn't have any discussions yet.