#include <stdio.h>

int main() 
{
	float yye;
	int grade;

	printf("请输入营业额：(W)\n");
	scanf("%f",&yye);
	if(yye > 100)
		grade = 6;
	else if(yye > 80)
		grade = 5;
	else if(yye > 40)
		grade = 4;
	else if(yye > 20)
		grade = 3;
	else if(yye > 10)
		grade = 2;
	else if(yye > 0)
		grade = 1;
	else
	{
		printf("营业额不能为0或负数\n");
		return 0;
	}

	switch(grade)
	{
		case 1:
		{
			printf("需要缴纳%.2fW的加盟费\n",yye*0.1);
			break;
		}
		case 2:
		{
			printf("需要缴纳%.2fW的加盟费\n",yye*0.075);
			break;
		}
		case 3:
		{
			printf("需要缴纳%.2fW的加盟费\n",yye*0.05);
			break;
		}
		case 4:
		{
			printf("需要缴纳%.2fW的加盟费\n",yye*0.03);
			break;
		}
		case 5:
		{
			printf("需要缴纳%.2fW的加盟费\n",yye*0.015);
			break;
		}
		case 6:
		{
			printf("需要缴纳%.2fW的加盟费\n",yye*0.01);
			break;
		}

	}
	
	return 0;
}