Reversing a Two Number

Write a Program to Reverse a Two Digit Number??

Test Case:

INPUT: 56
OUTPUT: 65

# include <iostream.h.
# include <conio.h>
 int main()
{
 int No, q, r,
 cin>>No;
 q=No/10;
 r=No%10;
 r=r*10;
 cout<<r<<q;
 return 00;
}

OUTPUT:
 45
54