Adiciona CalculatePi.scala

Author: kelvins

README.md

@@ -3598,8 +3598,8 @@ Com o objetivo de alcançar uma abrangência maior e encorajar novas pessoas a c
                 </a>
             </td>
             <td> <!-- Scala -->
-                <a href="./CONTRIBUTING.md">
-                    <img align="center" height="25" src="https://cdn.jsdelivr.net/gh/devicons/devicon/icons/github/github-original.svg" />
+                <a href="./src/scala/CalculatePi.scala">
+                    <img align="center" height="25" src="https://cdn.jsdelivr.net/gh/devicons/devicon/icons/scala/scala-original.svg" />
                 </a>
             </td>
             <td> <!-- Kotlin -->

src/scala/CalculatePi.scala

@@ -0,0 +1,13 @@
+
+def calculatePi(n: Int): Double = {
+  (0 until n).foldLeft(0.0)((pi, index) => {
+    val operation: Double = if (index % 2 == 0) 1.0 else -1.0
+    val denominator: Double = 1.0 + (index * 2.0)
+    pi + (operation * (4.0 / denominator))
+  })
+}
+
+object Main extends App {
+  val nTerms: Seq[Int] = Seq(10, 1000, 100000, 10000000)
+  nTerms.foreach(n => println(s"Pi ($n): ${calculatePi(n)}"))
+}