Triangulo.java_

class Triangulo
{
	public static void main(String R[])
	{ new Triangulo(); }

	public Triangulo()
	{	
		Triangulito TR = new Triangulito();
		TR = LeeDatos();
	}

	Triangulito LeeDatos()
	{
        	Triangulito TR = new Triangulito();
	        TR.L1.P1.X = Lectura('x', 1, 1);
        	TR.L1.P1.Y = Lectura('y', 1, 1);
	        TR.L1.P2.X = Lectura('x', 1, 2);
	        TR.L1.P2.Y = Lectura('y', 1, 2);
	        TR.L2.P1.X = Lectura('x', 2, 1);
        	TR.L2.P1.Y = Lectura('y', 2, 1);
	        TR.L2.P2.X = Lectura('x', 2, 2);
        	TR.L2.P2.Y = Lectura('y', 2, 2);
	        TR.L3.P1.X = Lectura('x', 3, 1);
        	TR.L3.P1.Y = Lectura('y', 3, 1);
	        TR.L3.P2.X = Lectura('x', 3, 2);
        	TR.L3.P2.Y = Lectura('y', 3, 2);
	        return TR;
	}

	int Lectura(char C, int L, int P)
	{
		int X;
		String CAD = "Valor de "+C+" de Linea"+L+" Punto"+P;
		X = Integer.parseInt(Lectura.LeeDato(CAD));
		return X;
	}
}


class Punto { int X, Y; };

class Linea
{
	Punto P1 = new Punto();
	Punto P2 = new Punto();
	float Longitud;
};

class Triangulito
{
	Linea L1 = new Linea();
	Linea L2 = new Linea();
	Linea L3 = new Linea();
	double Area;
};