1 files changed, 32 insertions, 0 deletions
diff --git a/Day9.cs b/Day9.cs
new file mode 100644
index 0000000..798d509
--- /dev/null
+++ b/Day9.cs
@@ -0,0 +1,32 @@
+using aoc2019.lib;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace aoc2019
+{
+    internal class Day9 : Day
+    {
+        public override int DayNumber => 9;
+        private readonly IntCodeVM vm;
+
+        public Day9()
+        {
+            vm = new IntCodeVM(Input.First().Split(',').Select(long.Parse).ToList());
+        }
+
+        public override string Part1()
+        {
+            vm.Reset();
+            vm.Run(1);
+            return $"{vm.output.ToDelimitedString(",")}";
+        }
+
+        public override string Part2()
+        {
+            vm.Reset();
+            vm.Run(2);
+            return $"{vm.output.ToDelimitedString(",")}";
+        }
+    }
+}