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Question

What is the output of this program? 
    #include <iostream>
    using namespace std;
    int main()
    {
        typedef int num;
        num a = 10, b = 15;
        num c = a + b + a - b;
        cout << c;
        return 0;
    }

a.

20

b.

15

c.

30

d.

25

Posted under Object Oriented Programming Using C++

Answer: (a).20

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