p3.cpp

好东西,绝对是好东西,我向大家推荐

#include <iostream.h>
#include <stdio.h>
int main()
{
	double m,g,s,t;
	while(cin>>m>>g>>s)
	{
		if(s<250) {t=m*s*g;}
			else if(s<500) {t=m*s*g*0.98;}
				else if(s<1000) {t=m*s*g*0.92;}
					else if(s<2000) {t=m*s*g*0.9;}
						else {t=m*s*g*0.85;}
		printf("%.2f\n",t);
	}
}