Oleg Kolosov@stalkerOFollow BadgesProblem SolvingCPPPythonC language CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C (Basic)VerifiedskillCertificate: C (Intermediate)VerifiedskillCertificate: C (Advanced)VerifiedskillCertificate: C++ (Basic)VerifiedskillWork ExperiencestalkerO has not updated employment details yet.EducationstalkerO has not updated education details yet.LinksstalkerO has not updated links details yet. SkillsstalkerO has not updated skills details yet.