Q:

Explain whether the following program fragment is legal

KasimKamal
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2022-07-02
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Explain whether the following program fragment is legal.

std::cout << "The sum of " << v1;
<< " and " << v2;
<< " is " << v1 + v2 << std::endl;

If the program is legal, what does it do? If the program is not legal, why not? How would you fix it?

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KasimKamal
2022-07-02
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The program is not legal. The operator `<<` is a member of `std::cout`, thus cannot be called without the object `std::cout`. Prepend the expression with `std::cout`.

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