Day3. Start Algorithm

121. Best Time to Buy and Sell Stock/Program.cs

@@ -0,0 +1,10 @@
+namespace _121._Best_Time_to_Buy_and_Sell_Stock
+{
+    internal class Program
+    {
+        static void Main(string[] args)
+        {
+            Console.WriteLine(new Solution().MaxProfit(new int[] { 7, 1, 5, 3, 6, 4 }));
+        }
+    }
+}