package desposit.money;

public class DespositMoney {

public static void main(String[] args) {

Customer c1 = new Customer("第一个顾客",3);

Customer c2 = new Customer("第二个顾客",10);

Customer c3 = new Customer("第三个顾客",5);

c1.start();

c2.start();

c3.start();

}

}

class Customer extends Thread{

private int time;

String s;

public Customer(String s,int time){

this.s = s;

this.time = time;

}

public void run(){

while(true)

{

synchronized(this){

if(time>0)

{

Total.sum+=100;

System.out.println(s+"存款100元，银行总共有存款"+Total.sum+"元");

try {

Thread.sleep(2000);

} catch (InterruptedException e) {

e.printStackTrace();

}

time --;

}

if(time ==0)

{

System.out.println(s+"存款结束");

break;

}

}

}

}

}

class Total {

public static int sum = 0;

}

运行结果不是从100,200，......，到1800，中间总有重复的数字，但最后的结果总和是1800