#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;
}