Merge pull request #360 from paulsasi/feature/exponentiation-iterative

Exponentitaion (iterative): Scala implementation

Author: kelvins

README.md

@@ -402,8 +402,8 @@ 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/Exponentiation.scala">
+                    <img align="center" height="25" src="./logos/scala.svg" />
                 </a>
             </td>
             <td> <!-- Kotlin -->

src/scala/Exponentiation.scala

@@ -0,0 +1,9 @@
+def exponentiation(base: Int, exponent: Int): Int = {
+  (1 to exponent)
+    .map(_ => base)
+    .reduce(_ * _)
+}
+
+object Main extends App {
+  println("5 ^ 3 = " + exponentiation(5, 3))
+}