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 void setAge(int age)//设置setter方法，按照要求对形参age进行判断，然后给当前对象this的属性age赋值
    {
        if(age>200)
            this.age=200;
        else if(age<0)
            this.age=0;
        else
            this.age=age;
    }
    public int getAge()
    {
        return this.age;//getter方法直接返回当前对象的属性age即可，this可省略不写
    }

}