c/c++语言开发共享C语言之输入月收入，输出该月应纳税额-2019

 1 #include<stdio.h>   2 #include<stdlib.h>   3 #include<string.h>   4    5 #define s1 0.03  //税率b <= 3000   6 #define k1 0     //速算扣除数b <= 3000   7    8 #define s2 0.1   //税率3000 < b <= 12000   9 #define k2 210  //速算扣除数3000 < b <= 12000  10   11 #define s3 0.2   //税率12000 < b <= 25000  12 #define k3 1410  //速算扣除数12000 < b <= 25000  13   14 #define s4 0.25  //税率25000 < b <= 35000  15 #define k4 2660  //速算扣除数25000 < b <= 35000  16   17 #define s5 0.30  //税率35000 < b <= 55000  18 #define k5 4410  //速算扣除数35000 < b <= 55000  19   20 #define s6 0.35  //税率55000 < b <= 80000  21 #define k6 7160  //速算扣除数55000 < b <= 80000  22   23 #define s7 0.45  //税率b >80000  24 #define k7 15160 //速算扣除数b >80000  25   26 void main()  27 {  28     long int a;  //月收入  29     long int b;  //月应纳税所得  30     long int c;  //应纳税额  31   32   33     printf("请输入您的月收入：");  34     scanf("%d",&a);  35       36     b = a - 5000;  37   38     if(b <= 3000)  39     {  40         c = b * s1 - k1;  41     }  42     else if(3000 < b && b <= 12000)  43     {  44         c = b * s2 - k2;  45     }  46     else if(12000 < b && b <= 25000)  47     {  48         c = b * s3 - k3;  49     }  50     else if(25000 < b && b <= 35000)  51     {  52         c = b * s4 - k4;  53     }  54     else if(35000 < b && b<= 55000)  55     {  56         c = b * s5 - k5;  57     }  58     else if(55000 < b && b<= 80000)  59     {  60         c = b * s6 - k6;  61     }  62     else  63     {  64         c = b * s7 - k7;  65     }  66   67     printf("您的月应纳税额为：%d",c);  68       69     printf("n");  70     system("pause");  71     return ;  72 }