Problem 10

src/main/scala/ninetyNineScalaProblems/Problem10.scala

@@ -0,0 +1,15 @@
+package ninetyNineScalaProblems
+
+import scala.annotation.tailrec
+
+object Problem10:
+    def runLengthEncode(list: List[Any]): List[Tuple2[Int, Any]] =
+        @tailrec
+        def loop(cursor: List[List[Any]], acc: List[Tuple2[Int, Any]]): List[Tuple2[Int, Any]] =
+            cursor match
+                case d :: tail =>
+                    loop(tail, (d.length, d(0)) :: acc)
+                case Nil =>
+                    acc
+
+        loop(Problem09.consecutiveDuplicatesIntoSublists(list), List()).reverse