jerry xu@yishixqgFollow BadgesProblem SolvingCPPC language CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceyishixqg has not updated employment details yet.Educationyishixqg has not updated education details yet.Linksyishixqg has not updated links details yet. Skillsyishixqg has not updated skills details yet.