public void run() {
		
		ArrayList<Integer> primes = new ArrayList<Integer>();
		for (int i=start;i<=stop;i+=2){
			
			if (isPrime(i))
				primes.add(i);
			
			if (lead)
				System.out.println(i+"/" + stop);
			
			
		}
		try {
			PrintWriter print = new PrintWriter(new File(file));
			for(int i=0;i<primes.size();i++){
				print.println(primes.get(i));
			}
			print.close();
		}catch(Exception e){
		}
	}