using System;
namespace P8_1
{
    class Program
    {
        delegate void RunOnce();
        private static void MultipleRun(RunOnce method, int count)
        {
            for (int i = 0; i < count; i++)
            {
                method();
            }
        }
        static void Main(string[] args)
        {
            TestClass tc = new TestClass();
            MultipleRun(tc.PrintDate,2);
            MultipleRun(tc.PrintTime,2);
            Console.ReadLine();
        }
        class TestClass
        {
            public void PrintTime()
            {
                Console.WriteLine(DateTime.Now.ToString("HH:mm:ss"));
            }
            public void PrintDate()
            {
                Console.WriteLine(DateTime.Now.ToString("yyyy-MM-dd"));
            }
        }
    }
}
