#include <iostream>
#include <iomanip>
using namespace std;

int main()
{
 float purchase,   // amount of purchase
       savings,    // amount saved with the discount
       amountowed; // amount owed after savings

cout << "Enter the amount of your purchase -> ";
cin >> purchase;

if(purchase <= 50)
   savings =.10 * purchase;
else if(purchase <250)
   savings = 5 + (.15*purchase);
else if(purchase >250)
   savings = 35 + (.20*purchase);

amountowed = purchase - savings;

cout<<fixed;
cout<<setprecision(2);
cout<<"\n\n What you save                $"<<savings;
cout<<"\n\n The amount you owed          $"<< amountowed;
if(purchase<=50)
cout<<"\n\n Free electric knife\n";
else if(purchase <250)
cout<<"\n\n Free blender\n";
else if(purchase >250)
cout<<"\n\n Free toaster oven\n";




return 0;
}