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

int main ()
{
 float purchase,
       savings,
       amountowed;

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

if (purchase <= 50)
   savings = purchase * .10;
else if (purchase <= 250)
   savings = 5 + (purchase - 50) * .15;
else
   savings = 35 + (purchase - 250) * .2;

amountowed =  purchase - savings;

cout << fixed << setprecision(2);

cout << "Amount of total savings is  $" << savings << endl;

cout << "Total Amount is             $" << amountowed << endl << endl;

if (purchase <= 50)
    cout << "You get a free ELECTRIC KNIFE" << endl;
else if (purchase <= 250)
    cout << "You get a free BLENDER" << endl;
else
    cout << "You get a free TOASTER OVEN" << endl;

return 0;
}