Write a program that take floating number from user and display only floating point for exmpale user enter 55.490 then only print 0.490

#include<iostream.h>

#include<conio.h>

void main()

{

clrscr();

float n,b;

int a;

cout<<"Enter floating number ::";

cin>>n;

a=n;

b=n-a;

cout<<"Decimal point is "<<b;

getch();

}