using System; using System.Collections.Generic; using System.Text; namespace MathTest { class LongArithmetics { public static void Test() { Console.WriteLine("+++LongArithmeticsTest+++"); Console.Write("carry test..."); long a = 0x1FFFFFFFFL; long b = 1; if (a + b != 0x200000000L) { Console.WriteLine("failed"); Console.Write("excepted: "); Console.WriteLine((0x200000000L).ToString()); Console.Write("received: "); Console.WriteLine((a + b).ToString()); } else Console.WriteLine("passed"); Console.WriteLine(""); } } }