Yu-Jun Li@li2566Follow BadgesProblem SolvingCPP CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experienceli2566 has not updated employment details yet.Educationli2566 has not updated education details yet.Linksli2566 has not updated links details yet. Skillsli2566 has not updated skills details yet.