static void Main(string[] args)
{
int a, b;
Input inp = new Input();
Sum s = new Sum();
Difference d = new Difference();
Product p = new Product();
Quotient q = new Quotient();
Remainder r = new Remainder();
inp.number();
s.GetSum();
d.GetDifference();
p.GetProduct();
q.GetQuotient();
r.GetRemainder();
Console.WriteLine("\nSUM:\t\t" + DeclareVar.Sum);
Console.WriteLine("\nDIFFERENCE:\t\t" + DeclareVar.Difference);
Console.WriteLine("\nPRODUCT:\t\t" + DeclareVar.Product);
Console.WriteLine("\nQUOTIENT:\t\t" + DeclareVar.Quotient);
Console.WriteLine("\nREMAINDER:\t\t" + DeclareVar.Remainder);
Console.ReadLine();
}
