What will the SWAP macro in the following program be expanded to on preprocessing? will the code compile?_x000D_ #include_x000D_ #define SWAP(a, b, c)(c t; t=a, a=b, b=t)_x000D_ int main()_x000D_ {_x000D_ int x=10, y=20;_x000D_ SWAP(x, y, int);_x000D_ printf("%d %d\n", x, y);_x000D_ return 0;_x000D_ }

What will the SWAP macro in the following program be expanded to on pr

1.	What will the SWAP macro in the following program be expanded to on preprocessing? will the code compile?_x000D_ #include_x000D_ #define SWAP(a, b, c)(c t; t=a, a=b, b=t)_x000D_ int main()_x000D_ {_x000D_ int x=10, y=20;_x000D_ SWAP(x, y, int);_x000D_ printf("%d %d\n", x, y);_x000D_ return 0;_x000D_ }
A.	It compiles
B.	Compiles with an warning
C.	Not compile
D.	Compiles and print nothing
Answer» D. Compiles and print nothing