还没写完,慢慢更1.多线程交替打印:打印内容为ABC循环或者交替打印一段话 import java.util.concurrent.Semaphore; public class ThreadExample { public static Semaphore semaphore1 = new Semaphore(1); public static Semaphore semaphore2 = new Semaphore(0); public static Semaphore semaphore3 = new Semaphore(0); public stat...