Trịnh Đình Hùng@kulllkunVietnamFollow BadgesProblem SolvingCPPPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experiencekulllkun has not updated employment details yet.Educationkulllkun has not updated education details yet.