package rebelsky.sqrt;

import java.math.BigDecimal;
import java.io.PrintWriter;

public class MyMath4 {
    public static BigDecimal main(BigDecimal n, BigDecimal epsilon, PrintWriter pen)
    throws Exception
    {
            BigDecimal a;
            a = BigDecimal.ONE;
            java.math.MathContext accuracy;
            accuracy = new java.math.MathContext(10);
            BigDecimal two = new BigDecimal("2");
            BigDecimal divided = n.divide(a, accuracy);
            while (divided.subtract(a).abs().compareTo(epsilon)>0) {
                    a = divided.add(a).divide(two);
                    divided = n.divide(a, accuracy);
                    pen.println(a);
            }
            // pen.close();
            return a;
    }

}