class sum
	{int a;
	public: sum(int aa):a(aa) {}

	int proc1 ();
	int proc2 ();
	};

int sum:: proc1()
	{
	if (floor(a)==a) return (a);
	else return (0);

	}
 int sum:: proc2()
	{ int m=0, k=a;
	 while (k > 0)
	   {
		m= m + a%10;
		k= k/10;
		}
	 return(m);
	 }