Mark Li@h1763145638ChinaFollow BadgesProblem SolvingJavaPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillWork Experienceh1763145638 has not updated employment details yet.Educationh1763145638 has not updated education details yet.