September 2017 Update

Task/Factorial/Sidef/factorial-1.sidef

@@ -0,0 +1,3 @@
+func factorial_recursive(n) {
+    n == 0 ? 1 : (n * __FUNC__(n-1))
+}

Task/Factorial/Sidef/factorial-2.sidef

@@ -0,0 +1,3 @@
+func factorial_reduce(n) {
+    1..n -> reduce({|a,b| a * b }, 1)
+}

Task/Factorial/Sidef/factorial-3.sidef

@@ -0,0 +1,5 @@
+func factorial_iterative(n) {
+    var f = 1
+    {|i| f *= i } << 2..n
+    return f
+}

Task/Factorial/Sidef/factorial-4.sidef

@@ -0,0 +1 @@
+say 5!

Task/Factorial/Sidef/factorial.sidef

@@ -1,19 +0,0 @@
-# Recursive
-func factorial_recursive(n) {
-    n == 0 ? 1 : (n * __FUNC__(n-1));
-}
-
-# Iterative with Array#reduce
-func factorial_reduce(n) {
-    1..n -> reduce('*');
-}
-
-# Iterative with Block#repeat
-func factorial_iterative(n) {
-    var f = 1;
-    {|i| f *= i } * n;
-    return f;
-}
-
-# Built-in Number#factorial:
-say 5!;