using System;

public class Program

{

    public static void Main()

    {

        // Create some Client instances and set their game counts

        var c1 = new Client("Alice", 'F');

        c1.SetGames(5);

        var c2 = new Client("Bob", 'M');

        c2.SetGames(2);

        var c3 = new Client("Carol", 'F');

        c3.SetGames(7);

        var c4 = new Client("Dave", 'M');

        c4.SetGames(3);

​

        // Put them into an array and wrap in AllClient

        Client[] clients = new[] { c1, c2, c3, c4 };

        var all = new AllClient(clients);

​

        // Choose a threshold

        int threshold = 3;

​

        // Call CheckGames and print out the IDs of those above the threshold

        string[] result = all.CheckGames(threshold);

        Console.WriteLine($"Clients with more than {threshold} games:");

        foreach (var id in result)

        {

            if (id != null)

                Console.WriteLine($" - {id}");

        }

    }

}

​

public class Client

{

    private string id;

    private char gender;

    private int games;

    public Client(string id, char gender)

    {

        this.id = id;

        this.gender = gender;

        this.games = 0;

    }

    public string GetId() { return this.id; }

    public char GetGender() { return this.gender; }

    public int GetGames() { return this.games; }

    public void SetId(string id) { this.id = id; }

    public void SetGender(char gender) { this.gender = gender; }

    public void SetGames(int games) { this.games = games; }

}

​

public class AllClient

{

    private Client[] ar;

    public AllClient(Client[] ar)

    {

        this.ar = new Client[ar.Length];

        for (int i = 0; i < ar.Length; i++)

            this.ar[i] = ar[i];

    }

    public string[] CheckGames(int num)

    {

        int cnt = 0;

        string[] ar2 = new string[this.ar.Length];

        for (int i = 0; i < this.ar.Length; i++)

        {

            if (this.ar[i] != null)

            {

                if (this.ar[i].GetGames() > num)

                {

                    ar2[cnt] = this.ar[i].GetId();

                    cnt++;

                }

            }

        }

        return ar2;

    }

}

​

public class Student

{

    private string name;

    private int[] arrTest;

    public Student(string name, int[] arrTest)

    {

        this.name = name;

        this.arrTest = new int[arrTest.Length];

        for (int i = 0; i < this.arrTest.Length; i++)

            this.arrTest[i] = arrTest[i];

    }

}

​

public class Node<T> 

{

    private T value;

    private Node<T> next;

    public Node (T value)

    {

        this.value=value;

        this.next=null;

    }

​

    public Node (T value, Node<T> next)

    {

        this.value=value;

        this.next=next;

    }

    public T GetValue()

    {

        return this.value;

    }

​

    public Node<T> GetNext()

    {

        return this.next;

    }

    public void SetValue (T value)

    {

        this.value=value;

    }

    public void SetNext(Node<T> next)

    {

        this.next=next;

    }

​

    // הפעולה מחזירה אמת אם קיימת חוליה עוקבת, אחרת מחזירה שקר

    public bool HasNext()

    {

       return this.next != null;

    }

    public override String ToString()

    {

        return this.value.ToString();

    }

}

​

public class Queue<T> 

{

    private Node<T> first;

    private Node<T> last;

    public Queue ()

    {

        this.first=null;

        this.last=null;

    }

    public bool IsEmpty()

    {

        return this.first==null;

    }

    public void Insert (T x)

    {

        Node<T> temp = new Node<T>(x);

        if (first==null)

            first=temp;

        else

            last.SetNext(temp);

        last=temp;

    }

    public T Remove ()

    {

        T x=this.first.GetValue();

        this.first=this.first.GetNext();

        if (first==null)

            last=null;

        return x;

    }

    public T Head ()

    {

        return this.first.GetValue();

    }

    public override String ToString ()

    {

        String str="head[";

        Node<T> pos = this.first;

        while (pos!=null)

        {

            str=str+pos.GetValue().ToString();

            if (pos.GetNext()!=null)

                str=str+",";

            pos=pos.GetNext();

        }

        str=str+"]end";

        return str;

    }

​

}

​