#include<iostream>
#include<math.h>
#include<algorithm>
using namespace std;
int main(){
	float cost,pay;
	while(cin>>cost&&cost!=0){
		if(cost<=1000){
			pay=cost;
			printf("discount=1,pay=%g\n",pay);
		}
		else if(cost>=1000&&cost<2000){
			pay=cost*0.95;
			printf("discount=0.95,pay=%g\n",pay);
		}
		else if(cost>=2000&&cost<3000){
			pay=cost*0.9;
			printf("discount=0.9,pay=%g\n",pay);
		}
		else if(cost>=3000&&cost<5000){
			pay=cost*0.85;
			printf("discount=0.85,pay=%g\n",pay);
		}
		else if(cost>=5000){
			pay=cost*0.8;
			printf("discount=0.8,pay=%g\n",pay);
		}
	
	}
	return 0;
}