题解 | #验证年龄#

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Person p = new Person();
        Scanner scanner = new Scanner(System.in);
        while (scanner.hasNextInt()) {
            int age = scanner.nextInt();
            p.setAge(age);
            System.out.println(p.getAge());
        }
    }

}

class Person {

    private int age;

    //write your code here......
    public Person() {
    }

    public Person(int age) {
        this.age = age;
    }

    /**
     * 获取
     * @return age
     */
    public int getAge() {
       if(this.age<0){
        return 0;
       }else if(this.age>200){
        return 200;
       }else
        return age;
    }

    /**
     * 设置
     * @param age
     */
    public void setAge(int age) {
        this.age = age;
    }

    public String toString() {
        return "Pong{age = " + age + "}";
    }

}