7 lines
218 B
ObjectPascal
7 lines
218 B
ObjectPascal
begin
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var s1: HashSet<string> := HSet('John', 'Serena', 'Bob', 'Mary', 'Serena');
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var s2 := HSet('Jim', 'Mary', 'John', 'Jim', 'Bob');
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Println((s1 - s2) + (s2 - s1));
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Println(s1 - s2);
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Println(s2 - s1);
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end.
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