Ray Wan@ray_wn7Follow BadgesProblem SolvingCPPJavaPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experienceray_wn7 has not updated employment details yet.Educationray_wn7 has not updated education details yet.Linksray_wn7 has not updated links details yet. Skillsray_wn7 has not updated skills details yet.