public static void main(String[] args) {
		System.out.println("Busy Waiting Example:");
		Semaphore2 sem = new Semaphore2(1);
		Process6a p[] = new Process6a[N];

		// Configure and start processes.
		for (int i = 0; i < N; i++) {
			p[i] = new Process6a(i, N, sem);
			p[i].start();
		}
	}