Create Palindrome.scala

Author: kelvins

README.md

@@ -4468,8 +4468,8 @@ In order to achieve greater coverage and encourage more people to contribute to
                 </a>
             </td>
             <td> <!-- Scala -->
-                <a href="./CONTRIBUTING.md">
-                    <img align="center" height="25" src="./logos/github.svg" />
+                <a href="./src/scala/Palindrome.scala">
+                    <img align="center" height="25" src="./logos/scala.svg" />
                 </a>
             </td>
             <td> <!-- Kotlin -->

src/scala/Palindrome.scala

@@ -0,0 +1,15 @@
+def isPalindrome(content: String): Boolean = {
+  val sanitizedContent: String = content.replaceAll("\\W", "").toLowerCase
+  sanitizedContent == sanitizedContent.reverse
+}
+
+object Main extends App {
+  val data: Seq[String] = Seq(
+    "",
+    "a",
+    "abba",
+    "No lemon, no melon",
+    "Was it a palindrome?"
+  )
+  data.foreach(x => println(s"'$x' is a palindrome? ${isPalindrome(x)}"))
+}