using System;
namespace P5_18
{
    class TestF
    {
        public int x = 5;
        public void F(int x)
        {
            Console.WriteLine("this.xֵ{0}", this.x);
            Console.WriteLine("캯βxֵ{0}", x);
        }
    } 
    class Program
    {
        static void Main()
        {
            int x = 10;
            TestF a = new TestF();
            a.F(x);
            Console.WriteLine("axֵ{0}", a.x);
            Console.WriteLine("xֵǣ{0}",x);
            Console.ReadLine();
        } 
     }
}
