import java.util.concurrent.Semaphore;
public class T11_TestSemaphore_A1B2 {public static void main(String[] args) {Semaphore s = new Semaphore(2);new Thread(()->{try {s.acquire();char[] chs = {'A','B','C','D','E'};for (int i=0; i<chs.length; i++) {System.out.println(chs[i]);Thread.sleep(200);}} catch (InterruptedException e) {e.printStackTrace();} finally {s.release();}}).start();new Thread(()->{try {s.acquire();int[] ints = {1,2,3,4,5};for (int i=0; i<ints.length; i++) {System.out.println(ints[i]);Thread.sleep(200);}} catch (InterruptedException e) {e.printStackTrace();} finally {s.release();}}).start();}
}

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