Lili Jiang@lily9393United StatesFollow BadgesProblem SolvingCPP CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencelily9393 has not updated employment details yet.Educationlily9393 has not updated education details yet.