Program To Find Substraction Of Two Numbers In C++

#include<iostream.h>

#include<conio.h>

 main()

 {

 clrscr();

 int a,b,c;

 cout<<"Enter first number=";

 cin>>a;

 cout<<"Enter second number=";

 cin>>b;

 c=a-b;

 cout<<c;

 getch();

 }