1 Requires [ collections ]
9 s do: [:e | ' <' print. e print. '>' print. ].
31 set remove: 128 ifAbsent: [ 'no element!' printNl ].
34 "and now for something big"
35 1 to: 32 do: [:i | set << i ].
38 1 to: 32 by: 2 do: [:i | set remove: i ].
41 (set includes: 5) ifTrue: [ 'FAIL!' printNl ].
42 (set includes: 6) ifFalse: [ 'FAIL!' printNl ].