tasks a-s

Task/Random-numbers/Fantom/random-numbers-1.fantom

@@ -0,0 +1,17 @@
+class Main
+{
+  static const Float PI := 0.0f.acos * 2  // we need to precompute PI
+
+  static Float randomNormal ()
+  {
+    return (Float.random * PI * 2).cos * (Float.random.log * -2).sqrt
+  }
+
+  public static Void main ()
+  {
+    mean := 1.0f
+    sd := 0.5f
+    Float[] values := [,] // this is the collection to fill with random numbers
+    1000.times { values.add (randomNormal * sd + mean) }
+  }
+}

Task/Random-numbers/Fantom/random-numbers-2.fantom

@@ -0,0 +1,20 @@
+using [java] java.util::Random
+
+class Main
+{
+  Random generator := Random()
+
+  Float randomNormal ()
+  {
+    return generator.nextGaussian
+  }
+
+  public static Void main ()
+  {
+    rnd := Main()  // create an instance of Main class, which holds the generator
+    mean := 1.0f
+    sd := 0.5f
+    Float[] values := [,] // this is the collection to fill with random numbers
+    1000.times { values.add (rnd.randomNormal * sd + mean) }
+  }
+}