c语言4-4
#include "stdafx.h"
#include "stdio.h"
int main(){
double a,rate,tax,profit;
scanf("%lf",&a);
if(a<500){
rate=0.00;
tax=a*rate;
profit=a-tax;
printf("a=%lf\nrate=%lf\ntax=%lf\nprofit=%lf\n",a,rate,tax,profit);}
else if(a>=500&&a<1000){
rate=0.05;
tax=a*rate;
profit=a-tax;
printf("a=%lf\nrate=%lf\ntax=%lf\nprofit=%lf\n",a,rate,tax,profit);}
else if(a>=1000&&a<2000){
rate=0.08;
tax=a*rate;
profit=a-tax;
printf("a=%lf\nrate=%lf\ntax=%lf\nprofit=%lf\n",a,rate,tax,profit);}
else if(a>=2000&&a<5000){
rate=0.10;
tax=a*rate;
profit=a-tax;
printf("a=%lf\nrate=%lf\ntax=%lf\nprofit=%lf\n",a,rate,tax,profit);}
else if(a>=5000){
rate=0.15;
tax=a*rate;
profit=a-tax;
printf("a=%lf\nrate=%lf\ntax=%lf\nprofit=%lf\n",a,rate,tax,profit);}
return 0;}