import java.util.concurrent.atomic.AtomicInteger;

/**
 * @Auther: zch
 * @Date: 2019/1/8 15:03
 * @Description:
 */
public class AtomicIntegerDemo {
    static AtomicInteger i = new AtomicInteger();

    public static class AddThread implements Runnable {

        @Override
        public void run() {
            for (int k = 0; k < 10000; k++) {
                i.incrementAndGet();
            }
        }
    }

    public static void main(String[] args) throws InterruptedException {

        Thread[] ts = new Thread[10];
        for (int k=0;k<10;k++) {
            ts[k] = new Thread(new AddThread());

        }
        for (int k=0;k<10;k++) {
            ts[k].start();

        }
        for (int k=0;k<10;k++) {
            ts[k].join();

        }
        System.out.println(i);
    }

}