-module {
- export = [main],
- chr
-}
-
+module { export = [main], features = [chr] }
import "StandardLibrary"
ruleset IntegerSet where
addSet set 1
printSet set
--
-()
+added 1
+added 2
+added 1
+removed duplicate 1
+printing 2
+printing 1
+()
\ No newline at end of file