Weiqun Wang@weiqunwFollow BadgesProblem SolvingJavaPythonDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceweiqunw has not updated employment details yet.Educationweiqunw has not updated education details yet.Linksweiqunw has not updated links details yet. Skillsweiqunw has not updated skills details yet.