static void Main(string[] args)
{
double a, b, c;
a = double.Parse(System.Console.ReadLine());
b = double.Parse(System.Console.ReadLine());
c = double.Parse(System.Console.ReadLine());
QuadraticEquation qe = new QuadraticEquation(a, b, c);
double delta = qe.calculateDelta();
System.Console.WriteLine("Delta = " + delta);
if (delta < 0)
{
System.Console.WriteLine("No solutions.");
}
else if (delta == 0)
{
System.Console.WriteLine("X = " + qe.calculateX0());
}
else
{
System.Console.WriteLine("X1 = " + qe.calculateX1());
System.Console.WriteLine("X2 = " + qe.calculateX2());
}
System.Console.ReadLine();
}
