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;

    public void person(int age){
        this.age=age;
    }

    public void setAge(int age){
        if(age<0){
            this.age=0;
        }else if(age>200){
            this.age=200;
        }else{
            this.age=age;
        }
    }

    public int getAge(){
        return age;
    }
}