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C++ | Virtual Functions | Question 12
Predict the output of following C++ program. Assume that there is no alignment and a typical implementation of virtual functions is done by the compiler.
C
#include <iostream>
using namespace std;
class A
{
public:
virtual void fun();
};
class B
{
public:
void fun();
};
int main()
{
int a = sizeof(A), b = sizeof(B);
if (a == b) cout << \"a == b\";
else if (a > b) cout << \"a > b\";
else cout << \"a < b\";
return 0;
}
(A)
a > b
(B)
a == b
(C)
a < b
(D)
Compiler Error
Answer
Please comment below if you find anything wrong in the above post
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