public class Person {

   // TODO   String name;   static int count;   public Person(String name) {
      this.name = name;      count++;   }
   public static int getCount() {
      return count;   }
}

public class Main {

   public static void main(String[] args) {
      // TODO: 给Person类增加一个静态字段count和静态方法getCount，统计实例的个数      Person p1 = new Person("小明");      System.out.println(Person.getCount()); // 1      Person p2 = new Person("小红");      System.out.println(Person.getCount()); // 2      Person p3 = new Person("小军");      System.out.println(Person.getCount()); // 3   }

}