Kirill Borisov@lensvolFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencelensvol has not updated employment details yet.Educationlensvol has not updated education details yet.Linkslensvol has not updated links details yet. Skillslensvol has not updated skills details yet.