class sekibun{
		public static void main (String[]args)	{
		system.out.print(args[0]+"x*x+");
		system.out.print(args[1]+"x+");
		system.out.print(args[2]);
		
		double a=Double.parse(args[0]
		double b=Double.parse(args[1]
		double c=Double.parse(args[2]
		
		double[] x;
		
		x=kousiki(a,b,c)
	}
		return x;
}