Convert meter into kilometer in C++ program

Convert meter into kilometer in C++ program

#include<iostream.h>
#include<conio.h>
 void main()
  {
  float m;
  clrscr();
  cout<<"\nEnter meter:-";
  cin>>m;
  float km=m/1000;
  cout<<"Killometer="<<km;
  getch();
  }

output:-