编辑代码

#include <stdio.h>

int main () 
{
	double sum,tsum;
	printf("净利润是:");
	scanf("%lf",&tsum);
	if(tsum<=10)
		sum=tsum*0.1;
	else if(tsum<=20)
		sum=10*0.1+(tsum-10)*0.075;
	else if(tsum<=40)
		sum=10*0.1+10*0.075+(tsum-20)*0.05;
	else if(tsum<=60)
		sum=10*0.1+10*0.075+20*0.05+(tsum-40)*0.03;
	else if(tsum<=100)
		sum=10*0.1+10*0.075+20*0.05+20*0.03+(tsum-60)*0.015;
	else if(tsum>100)
		sum=10*0.1+10*0.075+20*0.05+20*0.03+40*0.015+(tsum-100)*0.01;
		printf("%lf",sum*10000);
	return 0;
}