Vlad Vodolazov@darkhorsestdRussiaFollow BadgesProblem SolvingJavaPythonDays ofStatistics CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencedarkhorsestd has not updated employment details yet.Educationdarkhorsestd has not updated education details yet.