Afanasev Leonid@leo_6809RussiaFollow BadgesProblem SolvingCPPDays of CodeDays of JSDays ofStatistics CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experienceleo_6809 has not updated employment details yet.Educationleo_6809 has not updated education details yet.