Levchenko Leonid@leoned_96Russian FederationFollow BadgesProblem SolvingCPPPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork Experienceleoned_96 has not updated employment details yet.Educationleoned_96 has not updated education details yet.