class Employer {

    var name: String
    var surname: String
    var salary: Int

    init(name: String, surname: String, salary: Int) {
        self.name = name
        self.surname = surname
        self.salary = salary
    }

}

let names = ["John", "Peter", "James", "Paul", "Bob"]
let surnames = ["Smith", "Ivanov", "Petrov", "Sidorov", "Koev"]
var empoyers = [Employer]()

func later(_ names: [String], _ surnames: [String]) {
    for _ in 1...10 {
        let indexNames = Int.random(in: 0...(names.count - 1))
        let indexSurnames = Int.random(in: 0...(surnames.count - 1))
        let man = Employer(name: names[indexNames], surname: surnames[indexSurnames],
                            salary: Int.random(in: 1000...2000))
        empoyers.append(man)
    }
}


func showSalary() {

    for employer in empoyers {
        print("\(employer.name) \(employer.surname)'s salary is \(employer.salary)")
    }
}


later(names, surnames)
showSalary()

print("---------------------------------------")


func evenSalary(array: [Employer]) -> [Employer] {
    var employersWithEvenSalary = [Employer]()
    for worker in array {
        if worker.salary % 2 == 0 {
            employersWithEvenSalary.append(worker)
        }
    }
    for employer in employersWithEvenSalary {
        print("\(employer.name) \(employer.surname)'s even salary is \(employer.salary)")
    }
    return employersWithEvenSalary
}

evenSalary(array: empoyers)