andersonkmi
diff --git a/‎.travis.yml
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diff --git a/‎build.sbt
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diff --git a/‎project/Dependencies.scala
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diff --git a/‎project/build.properties
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diff --git a/‎src/main/scala/org/codecraftlabs/leetcode/CountAndSay.scala
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+1-1Lines changed: 1 addition & 1 deletion b/‎src/main/scala/org/codecraftlabs/leetcode/CountAndSay.scala
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@@ -1,8 +1,9 @@
 language: scala
 scala:
-    - 2.12.5
+    - 2.13.0
 jdk:
     - oraclejdk8
+dist: trusty
 
 # safelist
 branches:
 
@@ -4,7 +4,7 @@ lazy val root = (project in file(".")).
   settings(
     inThisBuild(List(
       organization := "org.codecraftlabs",
-      scalaVersion := "2.12.7",
+      scalaVersion := "2.13.0",
       version      := "1.0.21.0"
     )),
     name := "leetcode-scala",
 
@@ -1,6 +1,6 @@
 import sbt._
 
 object Dependencies {
-  lazy val scalaTest = "org.scalatest" %% "scalatest" % "3.0.3"
-  lazy val scalacticTest = "org.scalactic" %% "scalactic" % "3.0.5"
+  lazy val scalaTest = "org.scalatest" %% "scalatest" % "3.0.8"
+  lazy val scalacticTest = "org.scalactic" %% "scalactic" % "3.0.8"
 }
@@ -1 +1 @@
-sbt.version=1.1.1
+sbt.version=1.2.8
@@ -15,7 +15,7 @@ object CountAndSay {
   }
 
   private def say(value: String): String = {
-    var elements = mutable.MutableList[(Int, Char)]()
+    var elements = mutable.ArrayDeque[(Int, Char)]()
     val stack = mutable.Stack[Char]()
 
     var counter = 1
Original file line number	Diff line number	Diff line change
`@@ -1,6 +1,6 @@`
`1`	`1`	`import sbt._`
`2`	`2`
`3`	`3`	`object Dependencies {`
`4`		`- lazy val scalaTest = "org.scalatest" %% "scalatest" % "3.0.3"`
`5`		`- lazy val scalacticTest = "org.scalactic" %% "scalactic" % "3.0.5"`
	`4`	`+ lazy val scalaTest = "org.scalatest" %% "scalatest" % "3.0.8"`
	`5`	`+ lazy val scalacticTest = "org.scalactic" %% "scalactic" % "3.0.8"`
`6`	`6`	`}`
Original file line number	Diff line number	Diff line change
`@@ -15,7 +15,7 @@ object CountAndSay {`
`15`	`15`	`}`
`16`	`16`
`17`	`17`	`private def say(value: String): String = {`
`18`		`- var elements = mutable.MutableList[(Int, Char)]()`
	`18`	`+ var elements = mutable.ArrayDeque[(Int, Char)]()`
`19`	`19`	`val stack = mutable.Stack[Char]()`
`20`	`20`
`21`	`21`	`var counter = 1`