public static void main(String[] args) {
		try {
			RandomAccessFile file = new RandomAccessFile("file.txt", "rw");
			file.seek(1000 - 1);
			file.write(0);
			byte[] derp = { 48, 48, 48, 48 };

			file.seek(200);
			file.write(derp);
			file.close();
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}