diff --git a/2019/Scala/day13/Main.scala b/2019/Scala/day13/Main.scala
new file mode 100644
index 0000000..03594ee
--- /dev/null
+++ b/2019/Scala/day13/Main.scala
@@ -0,0 +1,92 @@
+package day13
+
+import intcode.{Finished, Input, Machine, Ready}
+import kamlib.{Reader, Wrapper}
+
+import scala.collection.mutable
+
+object Main {
+
+  val screen = Array.ofDim[Int](50, 50)
+
+  @scala.annotation.tailrec
+  def drawScreen(list: List[Long]): Unit = {
+    list match {
+      case List() => ()
+      case x1::x2::x3::xs =>
+        if (x1 == -1 && x2 == 0) {
+          println(x3)
+          drawScreen(xs)
+        }
+        else drawScreen(xs) /*screen(x2.toInt)(x1.toInt) match {
+          case 0 =>
+            screen(x2.toInt)(x1.toInt) = x3.toInt
+            drawScreen(xs)
+          case 1 =>
+            drawScreen(xs)
+          case 2 =>
+            if (x3 == 4) screen(x2.toInt)(x1.toInt) = x3.toInt
+            else drawScreen(xs)
+          case 3 =>
+            drawScreen(xs)
+          case 4 =>
+            screen(x2.toInt)(x1.toInt) = x3.toInt
+            drawScreen(xs)
+        }*/
+    }
+  }
+
+  def logScreen(): Unit = {
+    println()
+    for (i <- 0 until 50; j <- 0 until 50) {
+      screen(j)(i) match {
+        case 0 => print('.')
+        case 1 => print('X')
+        case 2 => print('#')
+        case 3 => print('-')
+        case 4 => print('o')
+      }
+      if (j == 49) println()
+    }
+  }
+
+  @scala.annotation.tailrec
+  final def listof0(n: Int, list: List[Long] = List()): List[Long] = {
+    n match {
+      case 0 => list
+      case k => listof0(k-1, 0::list)
+    }
+  }
+
+  @scala.annotation.tailrec
+  final def iterate(machine: Machine): Unit = {
+    machine.getState match {
+      case Finished =>
+        drawScreen(machine.outputAll)
+        //logScreen()
+        ()
+      case Input =>
+        machine.enqueue(0L)
+        machine.run()
+        drawScreen(machine.outputAll)
+        //logScreen()
+        iterate(machine)
+      case Ready =>
+        machine.run()
+        drawScreen(machine.outputAll)
+        //logScreen()
+        iterate(machine)
+    }
+  }
+
+  def main(args: Array[String]): Unit = {
+    val memory: Array[Long] = Array.ofDim[Long](5000)
+    val input: Array[Long] = Reader.readString("/input13.txt").split("[^\\d-]+").map(x => x.toLong)
+    for(i <- input.indices) { memory(i) = input(i)}
+
+    val machine: Machine = new Machine(memory)
+    machine.setMem(0, 2)
+    iterate(machine)
+
+  }
+}
diff --git a/2019/Scala/day13/worksheet13.sc b/2019/Scala/day13/worksheet13.sc
new file mode 100644
index 0000000..e146239
--- /dev/null
+++ b/2019/Scala/day13/worksheet13.sc
@@ -0,0 +1,15 @@
+import intcode.Machine
+import kamlib.Reader
+
+import scala.collection.mutable
+
+// Initialize initial program memory
+
+
+
+
+var maxX = 0
+var maxY = 0
+
+
+