A-M baby

Task/Fibonacci-sequence/Fantom/fibonacci-sequence.fantom

@@ -0,0 +1,21 @@
+class Main
+{
+  static Int fib (Int n)
+  {
+    if (n < 2) return n
+    fibNums := [1, 0]
+    while (fibNums.size <= n)
+    {
+      fibNums.insert (0, fibNums[0] + fibNums[1])
+    }
+    return fibNums.first
+  }
+
+  public static Void main ()
+  {
+    20.times |n|
+    {
+      echo ("Fib($n) is ${fib(n)}")
+    }
+  }
+}