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Question

What is the output of this program? 
    #include <iostream>
    #include <iterator>
    #include <vector>
    using namespace std;
    int main () 
    {
        vector<int> myvector;
        for (int i = 1; i < 4; ++i) 
            myvector.push_back(i*10);
        ostream_iterator<int> out_it (cout,", ");
        copy ( myvector.begin(), myvector.end(), out_it );
        return 0;
    }

a.

10, 20, 30

b.

10, 20

c.

10, 20, 30,

d.

None of the mentioned

Posted under Object Oriented Programming Using C++

Answer: (c).10, 20, 30,

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