> #include <iostream.h>
> class Calculator
> {
> 	public:
> 		int x;
> 		int y;
> 		void out()
> 		{
> 			cout<<sum()<<endl;
> 		}
> 	private:
> 		int sum()
> 		{
> 			return x+y;
> 		}
> };
> Calculator c;
> main()
> {
> 	cin>>c.x>>c.y;
> 	c.out();
> }
>