using System; public class Test { public static void Main() { int a = 2; int b = 1; Swap(ref a, ref b); Console.WriteLine("{0} < {1}", a, b); } }
Standard input is empty
prog.cs(9,1): error CS0103: The name `Swap' does not exist in the current context Compilation failed: 1 error(s), 0 warnings
Standard output is empty