TDThach-Thao Duong@thachthaoduongAustraliaFollowVerified SkillsCertificate: Problem Solving (Basic)VerifiedCertificate: SQL (Basic)VerifiedCertificate: SQL (Intermediate)VerifiedBadgesProblem SolvingDays ofStatisticsSqlRatingsSubmissionsUser has not solved any challenges yet.Contest HistoryUser has not participated in any contests yet.DiscussionsUser doesn't have any discussions yet.