两张表,员工表和工资表。找出工资相同的员工，用JAVA算法写，谢谢！！

import java.util.ArrayList;
import java.util.List;

class User{
public User(){

}
public User(String userName,int price){
this.userName=userName;
this.price=price;
}
private String userName;
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public int getPrice() {
return price;
}
public void setPrice(int price) {
this.price = price;
}
private int price;
}

public class Test{

public static void main(String[] args) {
User user1=new User("张三",3000);
User user2=new User("李四",2000);
User user3=new User("王五",2000);
List<User> userList=new ArrayList<User>();
userList.add(user1);
userList.add(user2);
userList.add(user3);

for(int i=0