Data commit

Task/Happy-numbers/Fantom/happy-numbers.fantom

@@ -0,0 +1,35 @@
+class Main
+{
+  static Bool isHappy (Int n)
+  {
+    Int[] record := [,]
+    while (n != 1 && !record.contains(n))
+    {
+      record.add (n)
+      // find sum of squares of digits
+      newn := 0
+      while (n > 0)
+      {
+        newn += (n.mod(10) * n.mod(10))
+        n = n.div(10)
+      }
+      n = newn
+    }
+    return (n == 1)
+  }
+
+  public static Void main ()
+  {
+    i := 1
+    count := 0
+    while (count < 8)
+    {
+      if (isHappy (i))
+      {
+        echo (i)
+        count += 1
+      }
+      i += 1
+    }
+  }
+}