Java write to File:

import java.io.*;
import java.util.*;
class AcceptNumbers{
    public static void main(String[] args)throws Exception{
        Scanner input=new Scanner(System.in);
        BufferedWriter bw=new BufferedWriter(new FileWriter(new File("C:/numbers.txt"),true));
        for(int i=1;i<=10;i++){
        System.out.print("Enter Number "+i+": ");
            int num=input.nextInt();
            bw.write(Integer.toString(num));
            bw.newLine();
        }
        bw.close();
        System.out.println("Numbers are store into the file");
    }
}