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Main Page → Exercises → C++ → Solve an Exercise

Language/Type: C++ Set collections

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`
`{9, 12, 12, 32, 74, 74, 999}` `{12, 74, 74, 32, 12, 9, 999}` `{12, 32, 9, 999}` `{9, 12, 32, 999}` (order shuffled)

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