practica5.prob2 consola

int t;
double termino;
Console.WriteLine("Introduce cantidad de terminos");
int n = int.Parse(Console.ReadLine());
Console.WriteLine("Introduce el primer termino:");
double a = double.Parse(Console.ReadLine());
Console.WriteLine("Introduce proporcion comun:");
double r = double.Parse(Console.ReadLine());
double suma=0.0;
for (t = 0; t <= n-1; t = t + 1)
{
termino = a * Math.Pow(r, t);
Console.Write(termino);
suma = suma + termino;
if (t == n - 1)
Console.Write(" = ");
else
Console.Write(" + ");

} Console.WriteLine(suma);
Console.ReadKey();