import java.io.*;
import java.util.*;

public class FileClassExercise
{
    public static void main(String[] args)
    {
        String name = null;
        File fileObject = null;
        
        System.out.print("Enter a file name and I will ");
        System.out.println("tell you if it exists."); 
        Scanner keyboard = Scanner.create(System.in);
        name = keyboard.next( ); 
        fileObject = new File(name);
        if (fileObject.exists( )) 
        {
            System.out.println("I found the file " + name);
            System.out.println("Delete the file?");
            String ans = keyboard.next( );
            if (ans.equalsIgnoreCase("yes"))
            {
                System.out.println(
                             "If you delete the file " + name);
                System.out.println(
                              "all data in the file will");
                System.out.println("be lost. Delete?");
                ans = keyboard.next( );
                if (ans.equalsIgnoreCase("yes"))
                {
                    if (fileObject.delete( ))
                          System.out.println("File deleted.");
                     else
                          System.out.println(
                                      "Cannot delete file.");
                }
                else
                    System.out.println("File not deleted.");
            }
            else
                System.out.println("File not deleted.");
        }
        else
            System.out.println("I cannot find " + name);
    }
}