7 lines
155 B
Smalltalk
7 lines
155 B
Smalltalk
|A B|
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A := Set new.
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B := Set new.
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A addAll: #( 'John' 'Bob' 'Mary' 'Serena' ).
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B addAll: #( 'Jim' 'Mary' 'John' 'Bob' ).
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( (A - B) + (B - A) ) displayNl.
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