@cathyqiujingFollow BadgesProblem SolvingPythonDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillWork Experiencecathyqiujing has not updated employment details yet.EducationColumbia University, New YorkLinksLinkedinhttps://www.linkedin.com/in/cathyqiujing/ Skillscathyqiujing has not updated skills details yet.