#include<stdio.h>
int main()
{
    int quantity;
    scanf("%d", &quantity);
    if(quantity < 0)
    {
        printf("Invalid input");
        return 0;
    }
    float price = quantity * 100.0;
    float discount =0.0;
    if(quantity >=1 && quantity <=5)
    {
        discount = 0.10;
    }
    else if(quantity >-6 && quantity <=10)
    {
        discount =0.15;
    }
    else if(quantity > 10)
    {
        discount = 0.20;
    }
    float total = price - (price * discount);
    ptrintf("%.2f,total");
    return 0;
}