sunyoung choi@bnisbFollow BadgesProblem SolvingCPPDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencebnisb has not updated employment details yet.EducationSungshin Women's Universityit, BE•  2013 - 2017Linksbnisb has not updated links details yet. Skillsbnisb has not updated skills details yet.