#include <bits/stdc++.h>
using namespace std;
int main(){
	double a;
	scanf("%lf",&a);
	if (a < 1000)printf("discount=1,pay=%g\n",a);
	if (a >= 1000 && a < 2000)printf("discount=0.95,pay=%g\n",a*0.95);
	if (a >= 2000 && a < 3000)printf("discount=0.9,pay=%g\n",a*0.9);
	if (a >= 3000 && a < 5000)printf("discount=0.85,pay=%g\n",a*0.85);
	if (a >= 5000 )printf("discount=0.8,pay=%g\n",a*0.8);
	return 0;
}