17072020-iContactU-2-fixed.swift

override func numberOfSections(in tableView: UITableView) -> Int {
        
    guard yourContacts.count > 0 else { return 0 }
        
    return UILocalizedIndexedCollation.current().sectionTitles.count
}
    
override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
    let contactsInSection = yourContacts.object(at: section) as! NSArray
    return contactsInSection.count
}