题解 | 编写个人所得税计算程序

import java.util.*;

public class Main {
    public static void main(String[] args) {
        List<Employee> employees = new ArrayList<>();

        //write your code here......
        Employee employee1 = new Employee("小明", 2500.00);
        Employee employee2 = new Employee("小军", 8000.00);
        Employee employee3 = new Employee("小红", 100000.00);
        employees.add(employee1);
        employees.add(employee2);
        employees.add(employee3);
        for (Employee employee : employees) {
            double s1 = 0;
            if (employee.getSalary() < 3500) {
                s1 = 0.0;
            } else {
                double s2 = employee.getSalary() - 3500;
                double s3;
                if (s2 <= 1500) {
                    s3 = 0.03;
                    s1 = s2 * s3;
                } else if (s2 > 1500 && s2 <= 4500) {
                    s3 = 0.1;
                    s1 = s2 * s3 - 105;
                } else if (s2 > 4500 && s2 <= 9000) {
                    s3 = 0.2;
                    s1 = s2 * s3 - 555;
                } else if (s2 > 9000 && s2 <= 35000) {
                    s3 = 0.25;
                    s1 = s2 * s3 - 1005;
                } else if (s2 > 35000 && s2 <= 55000) {
                    s3 = 0.3;
                    s1 = s2 * s3 - 2755;
                } else if (s2 > 55000 && s2 < 80000) {
                    s3 = 0.35;
                    s1 = s2 * s3 - 5505;
                } else {
                    s3 = 0.45;
                    s1 = s2 * s3 - 13505;
                }
            }
            System.out.println(employee.getName() + "应该缴纳的个人所得税是：" +
                               s1);
        }
    }
}
class Employee {
    private String name;
    private double salary;
    public Employee(String name, double salary) {
        this.name = name;
        this.salary = salary;
    }
    public String getName() {
        return name;
    }

    public double getSalary() {
        return salary;
    }
}

创建对象部分不熟练哦

Employee employee1= new Employee("小明", 2500.00);
        Employee employee2=new Employee("小军",8000.00);
        Employee employee3=new Employee("小红",100000.00);
        employees.add(employee1);
        employees.add(employee2);
        employees.add(employee3);