import java.io.File;
import java.io.IOException;
import java.io.RandomAccessFile;
import java.util.Scanner;

public class primer {

	public static void skokni(File in, long pozicija) throws IOException {
		File out = new File("C:\\Users\\elisp\\Desktop\\out\\treta.txt");
		RandomAccessFile rf = null;
		RandomAccessFile wf = null;
		if(in.exists()){

			File[]subfiles = in.listFiles();
			for (File file : subfiles) {
				System.out.println("File" + file.getName());
				try
				{

					rf = new RandomAccessFile(file, "r");
					wf = new RandomAccessFile(out, "rw");
					int c;
					rf.seek(pozicija);
					while((c=rf.read())!=-1)
					{
						System.out.println((char)c);
						wf.write(c);
						pozicija++;
					}
				}
				catch (Exception e) {
					// TODO: handle exception
				}
				finally {
					if(rf !=null)
						rf.close();
					if(wf !=null)
						wf.close();
				}
				}
			}




	}
		public static void main(String[] args) throws IOException {
			File in = new File("C:\\Users\\elisp\\Desktop\\in");
			skokni(in, 3);
		}



}