tax.java

是一个java的学习小程序

//学号：20061000365 姓名：王俊峰 班级：06级软件一班 日期：2008.09.11
class Tax
{
   public static void main(String args[]){

if(args.length>0)
{
  double salary = Double.parseDouble(args[0]);
  double taxsalary = salary -2000;
  double tax=0;
  if(taxsalary<=0) tax = 0;
  else if(taxsalary<= 500) tax = taxsalary*0.05-0;
  else if(taxsalary>500&&taxsalary<=2000) tax = taxsalary*0.1-25;
  else if(taxsalary>2000&&taxsalary<=5000) tax = taxsalary*0.15-125;
  else if(taxsalary>5000&&taxsalary<=20000) tax = taxsalary*0.2-375;
  else if(taxsalary>20000&&taxsalary<=40000) tax = taxsalary*0.25-1375;
  else if(taxsalary>40000&&taxsalary<=60000) tax = taxsalary*0.3-3375;
  else if(taxsalary>60000&&taxsalary<=80000) tax = taxsalary*0.35-6375;
  else if(taxsalary>80000&&taxsalary<=100000) tax= taxsalary*0.4-10375;
  else tax = taxsalary*0.45 - 15375;
  System.out.println("salary = "+salary);
  System.out.println("tax = "+tax);
}
else System.out.println("没有参数输入,请输入工资参数");

}
}