求用switch 重新编写下列程序 - 黑马程序员技术交流社区

class Tax
{
public static void main(String[] args)
{
Scanner input = new Scanner(System.in);
//提示用户输入合适的身份
System.out.print("0-单身纳税人，1-已婚共同纳税人，\n"+"2-已婚单独纳税人，3-家庭户主纳税人\n"+"输入对应的身份：");
int status = input.nextInt();
//提示用户输入收入
System.out.print("Enter the taxable in come:");
double income = input.nextDouble();
//计算税率
double tax = 0;
if (status == 0)
{
if (income <= 8350)
tax = income * 0.10;
else if (income <= 33950)
tax = 8350 * 0.10 + (income - 8350)*0.15;
else if (income <= 82250)
tax = 8350 * 0.10 + (33950 -8350) * 0.15+ (income - 33950) * 0.25;
else if (income <= 171550)
tax = 8350 * 0.10 + (33950 -8350) * 0.15+ (82250 - 33950) * 0.25+(income - 82250)*0.28;
else if (income <= 372950)
tax = 8350 * 0.10 + (33950 -8350) * 0.15+ (82250 - 33950) * 0.25+(171550 - 82250)*0.28+(income-171550) * 0.33;
else
tax = 8350 * 0.10 + (33950 -8350) * 0.15+ (82250 - 33950) * 0.25+(171550 - 82250)*0.28+(372950-171550) * 0.33+
(income - 372950) * 0.35;
}
else
{
System.out.println("Error:invalid status");
System.exit(0);
}
System.out.println("Tax is"+(int)(tax * 100)/100.0);
}
}

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