Random number Bug Fix ++ 1.3

package unsnext_p;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Calendar;
import java.util.Random;
import java.util.Scanner;

public class Unsnext_p_c {
    public static void main(String args[]){

        String[] week_name = {"Mon.","Tue.","Wed.","Thu","Fri.","Sat.","Sun."};

        Calendar calendar = Calendar.getInstance();

        int year = calendar.get(Calendar.YEAR);
        int month = calendar.get(Calendar.MONTH) + 1;
        int day = calendar.get(Calendar.DATE);
        int hour = calendar.get(Calendar.HOUR_OF_DAY);
        int minute = calendar.get(Calendar.MINUTE);
        int second = calendar.get(Calendar.SECOND);
        int week = calendar.get(Calendar.DAY_OF_WEEK) - 1;

        @SuppressWarnings("resource") /* resource を scan に追加*/
        Scanner scan = new Scanner(System.in);

        System.out.println("Set label.");

        String val1 = scan.next();

        System.out.println("Please enter a numeric value.");

        int val = scan.nextInt();

        System.out.println("Output number of " + val);

        System.out.println("rnd.nextInt(n) n = ?");

        int val2 =scan.nextInt();

        System.out.println("rnd.nextInt(n) n = " + val2);
        System.out.println("Output location of.");
        String str = scan.next();
        System.out.println("output : " + str);

        try{
              File file = new File(str);
              FileWriter filewriter = new FileWriter(file);

              filewriter.write("Date and time of creation : [ " + year
                      + " / " + month + " / " + day + " / " + week_name[week] + " ] Time to : "
                      + hour);
              if (minute < 10){
                  filewriter.write(":" + "0" + minute);
              }else if (minute >= 10){
                  filewriter.write(":" + minute);
              }
              filewriter.write("." + second + "s (JST)\n");
              filewriter.write("File dt : " + str + " \n");
              filewriter.write("Label : " + val1 + " \n");
              filewriter.write("Numeric value : " + val + " \n");
              filewriter.write("Output class : java.util.Random class \n");

              filewriter.close();
            }catch(IOException e){
              System.out.println(e);
            }

        System.out.println("Output class : java.util.Random");
        int D;
        Random rnd = new Random();

        for (int i = 0; i <= val; i++){
            D = rnd.nextInt(val2);
            System.out.println(D);
            try{
                  File file = new File(str);
                  FileWriter filewriter1 = new FileWriter(file, true);

                  filewriter1.write("Resalt : " + D + " \n");


                  filewriter1.close();
                }catch(IOException e){
                  System.out.println(e);
                }
        }

    }
}