Leo Li@l5e2o5nFollow BadgesProblem SolvingCPPDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencel5e2o5n has not updated employment details yet.Educationl5e2o5n has not updated education details yet.Linksl5e2o5n has not updated links details yet. Skillsl5e2o5n has not updated skills details yet.