WAP to input a 3 digit number. Print the digits of unit place, tenths place and hundredths place

#include<iostream.h>
#include<conio.h>

#include<process.h>


void main()
{
int n, u, t, h, r;


cout<<" Enter a number (with 3 digits) ";
cin>> n;


if( n < 100 || n > 999)
{
cout<< "\n It is not a 3 digit no. ! Abort  ";
getch();
exit(1);
}


u = n % 10; // digit of unit place 
r = n / 10; // remaining two digits
t = r % 10; // digit of tenths place
h = r / 10; // digit of hundredths place


cout<< "\n unit place Digit = " << u;
cout<< "\n ten's place Digit = " << t;
cout << "\n Hundredths place Digit = " << h;


getch();
}