Ольга Пичужкина@vyhuhollRussian FederationFollowAboutCurrent@pykili BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencevyhuholl has not updated employment details yet.Educationvyhuholl has not updated education details yet.