static void Main(string[] args)
{
Console.WriteLine();
Frac a = new Frac(1, 5);
Frac b = new Frac();
Frac c = a + b;
Frac d = a - b;
Frac e = a * b;
Frac f = a / b;
//IMPRIMIR DATOS
a.imprime();
b.imprime();
c.imprime();
d.imprime();
e.imprime();
f.imprime();
Console.ReadKey();
}
//DIVISIÓN
public static Frac operator /(Frac x, Frac y)
{
Frac result = new Frac(x.num * y.den, x.den * y.num);
return(result);
}