Alexander Karsakov@karsakov_a_sRussian FederationFollowAboutCurrentAlign Technology BadgesProblem SolvingCPPDays of CodeDays ofStatistics CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencekarsakov_a_s has not updated employment details yet.Educationkarsakov_a_s has not updated education details yet.