public partial class Form1 : Form
    {
        private ThreadStart myStart;
        private ParameterizedThreadStart myPStart;
        int m, n, t;
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            myStart = new ThreadStart(ShowNamea);
            Thread thA = new Thread(myStart);
            myPStart = new ParameterizedThreadStart(ShowNameObj);
            Thread thB = new Thread(myPStart);
            thA.Start();
            thB.Start(2);
            
        }
        private void ShowNamea()
        {
            while(true)
            {
                Thread.Sleep(100);
                try
                {
                    Monitor.Enter(t);
                    if (t % 2 != 0)
                    {
                        Monitor.Wait(t);
                    }
                    t += 2;
                    Monitor.Pulse(t);
                }
                finally
                {
                    Monitor.Exit(t);
                } m++;
            }
        }
        private void ShowNameObj(object obj)
        {
            int num = (int)obj;
            while (true)
            {
                Thread.Sleep(100);
                try
                {
                    Monitor.Enter(t);
                    if (t % 2 != num)
                    {
                        Monitor.Wait(t);
                    }
                    t += num;
                    Monitor.Pulse(t);
                }
                finally
                {
                    Monitor.Exit(t);
                }
                n++;
            }
        }
}