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setMystery

Language/Type: C++ Set collections
Author: Marty Stepp (on 2016/06/16)

What is the output of the following code?

Set<int> set;
set.add(74);
set.add(12);
set.add(74);
set.add(74);
set.add(43);
set.remove(74);
set.remove(999);
set.remove(43);
set.add(32);
set.add(12);
set.add(9);
set.add(999);
cout << set << endl;
output
(order shuffled)

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