import java.io.*;

class poly
{
  
  static BufferedReader in=new BufferedReader(new InputStreamReader(System.in));

  public static double[] ein() throws IOException
  {
    System.out.print("Grad des Polynoms: ");
    int i=Integer.parseInt(in.readLine());
    double[] p=new double[++i];
    for (int j=0;j<i;j++)
        { 
          System.out.print("Koeffizient von x^"+j+": ");
          p[j]=Double.valueOf(in.readLine()).doubleValue();
        }    
    return p;
  }
 
  public static void aus(double[] p) throws IOException
  {
    int l=p.length-1;   
    for (int k=0;k<l;k++) System.out.print(p[k]+" x^"+k+" + ");
    System.out.println(p[l]+" x^"+l);
  }

}