Hung Dao@zocoiUnited StatesFollowAboutCurrent@grouponEducationAalto University, EspooVerified SkillsCertificate: Problem Solving (Basic)VerifiedBadgesProblem SolvingSqlEducationAalto University, EspooRatingsSubmissionsUser has not solved any challenges yet.Contest HistoryUser has not participated in any contests yet.DiscussionsUser doesn't have any discussions yet.