Phạm Duy Hải 09@haipham21082010Viet NamFollow BadgesProblem SolvingCPPPythonDays of CodeDays of JSC language CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillWork Experiencehaipham21082010 has not updated employment details yet.EducationTrần Đại Nghĩa High school for the Gifted