OS_L1_2

import java.io.*;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Scanner;

public class HW01_2 {
    public static void main(String args[]) {
            File fout;
            File f;
            FileInputStream in=null;
            OutputStream out=null;
            try{
                f=new File("G:\\imenik\\izvor.txt");
                fout=new File("G:\\imenik\\destination.txt");
                in=new FileInputStream(f);
                out=new FileOutputStream(fout);
                ArrayList<Character> tekst=new ArrayList<>();
                Character c;
                while(in.available()>0){
                    c=(char)in.read();
                    tekst.add(c);
                }
                Collections.reverse(tekst);
                for(Character i:tekst) {
                    out.write((int) i);
                }
                out.flush();
                out.close();
                in.close();
            }
            catch (Exception e){
                System.out.println(e.getMessage());
            }

    }
}