个人所得税

#include <iostream>

 

using namespace std;

 

int main()

{

   double dsalary,dtay=0,dnetincome=0;

   double t;

   cout <<"请输入您本月的收入总额（元）:";

   cin >>dsalary;

   t=dsalary-3500;

   if(t<=1500)

    {

       dtay=t*0.03;

       dnetincome=dsalary-dtay;

    }

 

     if(1500<t&&t<4500)

    {

       dtay=1500*0.03+(t-1500)*0.1;

       dnetincome=dsalary-dtay;

    }

       if(4500<t&&t<9000)

    {

       dtay=1500*0.03+3000*0.1+(t-4500)*0.2;

       dnetincome=dsalary-dtay;

    }

   if(9000<t&&t<35000)

    {

       dtay=1500*0.03+3000*0.1+4500*0.2+(t-9000)*0.25;

       dnetincome=dsalary-dtay;

    }

   if(35000<t&&t<55000)

    {

       dtay=1500*0.03+3000*0.1+4500*0.2+26000*0.25+(t-35000)*0.3;

       dnetincome=dsalary-dtay;

    }

   if(55000<t&&t<80000)

    {

       dtay=1500*0.03+3000*0.1+4500*0.2+26000*0.25+20000*0.3+(t-55000)*0.35;

       dnetincome=dsalary-dtay;

    }

   if(80000<=t)

    {

       dtay=1500*0.03+3000*0.1+4500*0.2+26000*0.25+20000*0.3+25000*0.35+(t-80000)*0.45;

       dnetincome=dsalary-dtay;

    }

   cout<<"您本月应交个人所得税"<<dtay<<"元，税后收入是"<<dnetincome<<"元。\n";

   cout<<"依法纳税，共享繁荣。谢谢使用！\n”;

 

   return 0;

}