[Init] Solved solutions

cs/1004A.cs

@@ -0,0 +1,30 @@
+using System;
+
+namespace problem_1004A
+{
+    public class problem_1004A
+    {
+        public static void Main(string[] args)
+        {
+			int[] ip = Array.ConvertAll(Console.ReadLine().Split(), int.Parse);
+			int n = ip[0];
+			int d = ip[1];
+			ip = Array.ConvertAll(Console.ReadLine().Split(), int.Parse);
+			int id = 1;
+			int count = 2;
+            while (id < n)
+			{
+				if (ip[id] - ip[id - 1] > 2*d)
+				{
+					count += 2;
+				}
+				else if (ip[id] - ip[id - 1] == 2*d)
+				{
+					count++;
+				}
+				id++;
+			}
+			Console.Write("{0}", count);
+        }
+    }
+}