Program to reverse any given number.

#include<stdio.h>
main()
{
int n,rem,rev,no;
printf("enter a no  ");
scanf("%d",&no);
n=no,rev=0;
while(n!=0)
{
rem = n %10;
if(rem ==0)
printf("0");
rev = rev*10+rem;
n =n/10;
}
printf("The reverse of %d is %d", no,rev);
return 0;

}


OUTPUT:



enter a no  456
The reverse of 456 is 654