Lev Polyakov@levpolkaRussian FederationFollow BadgesProblem SolvingPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencelevpolka has not updated employment details yet.Educationlevpolka has not updated education details yet.