Haidar Khan@haidarkUnited StatesFollow BadgesProblem SolvingDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencehaidark has not updated employment details yet.Educationhaidark has not updated education details yet.