import java.lang.Math;
public class Roots
{
    private double guess;
    private double a;
    private double n;
    private double epsilon;
    
    public Roots(double a, double n, double epsilon)
    {
        this.a = a;
        this.n = n;
        this.epsilon = epsilon;
        guess = 1;
    }
    
    public boolean hasMoreGuesses()
    {
        if((Math.abs(Math.pow(guess, n) - a)) < epsilon)
        return false;
        else
        return true;
    }
    
    public double nextGuess()
    {
        guess = (guess + a/guess)/2.0;
        return guess;
    }
    
    
}