# It displays the value of a local variable.
# It exhibs ways to concatenate strings.
-#alt1 import standard
-#alt1 import standard::text::ropes
+#alt1 import core
+#alt1 import core::text::ropes
var a = 10
# First way: Multiple parameters.
# Fiveth way: Join arrays.
# Pro: Sometime efficient on complex concatenation.
# Con: Crazy.
-printn(["The value of a is: ", a.to_s, ".\n"].join(""))
+printn(["The value of a is: ", a.to_s, ".\n"].join)