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Question

What is the output of this program? 
    #include <iostream>
    #include <set>
    using namespace std;
    int main ()
    {
        set<int> myset;
        myset.insert(20);
        myset.insert(30);
        myset.insert(10);
        while (!myset.empty())
        {
            cout << ' ' << *myset.begin();
            myset.erase(myset.begin());
        }
        cout << '\n';
        return 0;
    }

a.

10

b.

20

c.

30

d.

All of the mentioned

Posted under Object Oriented Programming Using C++

Answer: (d).All of the mentioned

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