jiancang guo@guojc123SingaporeFollow BadgesProblem SolvingCPPDays of CodeDays ofStatistics CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillCertificate: C++ (Intermediate)VerifiedskillWork Experienceguojc123 has not updated employment details yet.Educationguojc123 has not updated education details yet.