2018.12.25 作业

作业链接：https://pan.baidu.com/s/16KCA_pohvl4gwI0R8PXTtA 

提取码：hv7w 

1.

package com.homework;

import java.util.Scanner;

public class Lucky {
    public static void main(String[] args) {
        Scanner sc =new Scanner(System.in);
        System.out.println("请输入4位会员卡号：");
        int num=sc.nextInt();
        System.out.println("会员卡号是："+num);
        int gewei=num%10;
        int shiwei=num/10%10;
        int baiwei=num/100%10;
        int qianwei=num/1000;
        int sum=gewei+shiwei+baiwei+qianwei;
        System.out.println("千位数："+qianwei+"\t百位数："+baiwei+"\t十位数："
        +shiwei+"\t个位数："+gewei);
        System.out.println("会员卡号"+num+"各位之和为"+sum);
        System.out.println(sum>20?"会员卡号为"+num+"\t恭喜您！中奖了！":"很遗憾！未能中奖！");
    }
}

2.

package com.homework;

import java.util.Scanner;

public class BankRate {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.println("请输入本金：");
        int capital=sc.nextInt();
        System.out.println("本金为："+capital);
        double ayear,twoyear,threeyear,fouryear;
        ayear=capital+(capital*0.0225);
        twoyear=capital+(capital*0.027);
        threeyear=capital+(capital*0.0324);
        fouryear=capital+(capital*0.036); 
        System.out.println("存取一年后的本息是："+ayear+"\n存取两年后的本息是："+twoyear+
                "\n存取三年后的本息是："+threeyear+"\n存取四年后的本息是："+fouryear);
    }
}

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