Initial data commit

Task/Order-two-numerical-lists/C-sharp/order-two-numerical-lists.cs

@@ -0,0 +1,43 @@
+namespace RosettaCode.OrderTwoNumericalLists
+{
+    using System;
+    using System.Collections.Generic;
+
+    internal static class Program
+    {
+        private static bool IsLessThan(this IEnumerable<int> enumerable,
+            IEnumerable<int> otherEnumerable)
+        {
+            using (
+                IEnumerator<int> enumerator = enumerable.GetEnumerator(),
+                    otherEnumerator = otherEnumerable.GetEnumerator())
+            {
+                while (true)
+                {
+                    if (!otherEnumerator.MoveNext())
+                    {
+                        return false;
+                    }
+
+                    if (!enumerator.MoveNext())
+                    {
+                        return true;
+                    }
+
+                    if (enumerator.Current == otherEnumerator.Current)
+                    {
+                        continue;
+                    }
+
+                    return enumerator.Current < otherEnumerator.Current;
+                }
+            }
+        }
+
+        private static void Main()
+        {
+            Console.WriteLine(
+                new[] {1, 2, 1, 3, 2}.IsLessThan(new[] {1, 2, 0, 4, 4, 0, 0, 0}));
+        }
+    }
+}