3. In the program given file: A) Fix any errors to get the following program to run in your environment. B) Comment your code and describe any changes you had to make to the original code to get it to work You may also add white space or reorder the code to suit your own style as long as the intended function does not change. /////////////////// Program 2.3 #include using namespace std; void swapi(int n, int n2) int temp = n1; nl = 12; n2 = tempi void swap 4 (int* &pl, int* &p2) int* temp = pl; pl = p2; p2 = temp; int main() int num1 = 1; int num2 = 2; cout