sanggyu lee@heyken5864Follow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceheyken5864 has not updated employment details yet.Educationheyken5864 has not updated education details yet.LinksLinkedinzAbF10X8LtFaDFlR4TkrmdPRZ1FlLeoiY8WuDoJSC/s= Skillsheyken5864 has not updated skills details yet.