Java 2017.11.20 杨浩宁作业

Posted 2020-10-15

package top.hyself;
//斐波那契数列
public class Demo {

    public static void main(String[] args) {
        int[] arr = new int [30];
        arr[0] = 1;
        arr[1] = 1;
        for(int i = 2;i < arr.length;i++)
            arr[i] = arr[i - 1] + arr[i - 2];
        for(int i : arr)
            System.out.println(i);
    }

}

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package top.hyself;
//人类对象数组
public class Demo {

    public static void main(String[] args) {
        human hm[] = new human[3];
        hm[0] = new human("小明",19);
        hm[1] = new human("小红",18);
        hm[2] = new human("小志",20);
        for(int i = 0;i < hm.length;i++)
            hm[i].getInfo();
    }

}

class human{
    private String name;
    private int age;
    public human(String name,int age) {
        this.name = name;
        this.age = age;
    }
    public void getInfo() {
        System.out.println("姓名：" + this.name + " 年龄：" + this.age);

    }
}