Yuehan @yuehan_liuFollow BadgesProblem SolvingDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experienceyuehan_liu has not updated employment details yet.Educationyuehan_liu has not updated education details yet.LinksLinkedinDGytRH9ET6qVJYUwCesiAwJC31h/ZyYAcUUHJQ/R1y8= Skillsyuehan_liu has not updated skills details yet.