Shiyang Han@s55hanFollow BadgesProblem SolvingPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiences55han has not updated employment details yet.Educations55han has not updated education details yet.Linkss55han has not updated links details yet. Skillss55han has not updated skills details yet.