C++ Reverse any 4 digit number code

#include
using namespace std;

void reverse(int num);
//this program allows you to reverse any 4 digit number entered by the user.
int main()
{

C++ Leap Year Code

#include
using namespace std;
int main()
{/*THIS PROGRAM ALLOWS YOU TO ENTER A YEAR TO SEE IF IT'S A LEAP YEAR OR NOT */