static void Main(string[] args) { TienIch ob1 = new TienIch(); ob1.a = 6; ob1.b = 2; ob1.m = 3; Console.WriteLine(" {0} ^ {1} la : {2} ", ob1.a, ob1.m, ob1.Luythua()); Console.WriteLine("UCLN cua {0} va {1} la : {2} ", ob1.a, ob1.b, ob1.USCLN(ob1.a, ob1.b)); Console.WriteLine("UCLN cua {0} va {1} la : {2} ", ob1.a, ob1.b, ob1.BCNN(ob1.a, ob1.b)); Console.ReadLine(); }