Hao Guan@miracle0930Master student in Computer Science and Electrical EngineeringUnited StatesFollowAboutEducationWashington University in St. Louis, Saint Louis BadgesProblem SolvingPythonDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencemiracle0930 has not updated employment details yet.EducationWashington University in St. Louis, Saint Louis