#include<bits/stdc++.h>
using namespace std;
int main(){
	float n;
	while(cin>>n){
		if(n <= 1000){
			cout<<"discount=1,pay="<<n<<endl;
		}else if( n <= 2000){
			cout<<"discount=0.95,pay="<<n*0.95<<endl;
		}else if( n <= 3000){
			cout<<"discount=0.9,pay="<<n*0.9<<endl;
		}else if( n <= 5000){
			cout<<"discount=0.85,pay="<<n*0.85<<endl;
		}else{
			cout<<"discount=0.8,pay="<<n*0.8<<endl;
		}
		
	}
	return 0;
}