Leszek Zygo@leszekPolandFollow BadgesProblem SolvingC language CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: C (Basic)VerifiedskillCertificate: C (Intermediate)VerifiedskillWork Experienceleszek has not updated employment details yet.Educationleszek has not updated education details yet.