jianyong niu@ianniuC++ Software DeveloperFollow BadgesProblem SolvingCPP CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experienceianniu has not updated employment details yet.Educationianniu has not updated education details yet.Linksianniu has not updated links details yet. Skillsianniu has not updated skills details yet.