Initial data commit

Task/Arrays/Tailspin/arrays.tailspin

@@ -0,0 +1,30 @@
+// arrays are created as literals, by simply listing elements, or by a generator expression, or a combination.
+def a: [1, 2, 3..7:2, 11];
+$a -> !OUT::write
+'
+' -> !OUT::write
+
+// Natural indexes start at 1
+$a(1) -> !OUT::write
+'
+' -> !OUT::write
+
+// But you can have an array start at any index
+def b: -5:['foo', 'bar', 'qux'];
+$b(-3) -> !OUT::write
+'
+' -> !OUT::write
+
+// You can select a range
+$a(3..last) -> !OUT::write
+'
+' -> !OUT::write
+
+// Or a permutation/selection
+$a([4,1,5]) -> !OUT::write
+'
+' -> !OUT::write
+
+// Values in Tailspin are generally immutable, but there is a mutable slot in a function/templates.
+// A mutable array can be appended
+5 -> \(@: [1,2]; $ -> ..|@: $; $@ ! \) -> !OUT::write