import java.io.*;
import java.lang.*;

public class StringToDouble{
	public static void main (String[] args) throws IOException{
		BufferedReader bff = new BufferedReader(new InputStreamReader(System.in));
		System.out.println("Enter numeric type string value:");
		String num = bff.readLine();
		try{
			double d = Double.valueOf(num.trim()).doubleValue();
			System.out.println("double d = " + d);
		}
		catch (NumberFormatException e){
			System.out.println("NumberFormatException: " + e.getMessage());
		}
	}
}