C PROGRAMMING-- REVERSE OF NO.

#include<stdio.h>
#include<conio.h>
void main()
{ clrscr();
int n,r;
printf("enter the no.=\n");
scanf("\n%d",&n);
printf("reverse=\n");
while(n>0)
{ r=n%10;
n=n/10;
printf("%d",r);
}
getch();
}