#include <iostream>

using namespace std;

// 34 => 34 * 0.5 = 17

// 45 => 45 * 0.5 => 22.5

// 56 => 50 * 0.5 + 6 * 0.75

// 100 => 50 * 0.5 + 50 * 0.75

// 165 => 50 * 0.5 + 100 * 0.75 + 15 * 1.20

// 270 => 50 * 0.5 + 100 * 0.75 + 100 * 1.20 + 20 * 1.5

// 180 => 50 * 0.5 + 100 * 0.75 + 30 * 1.20

// 300 => 50 * 0.5 + 100 * 0.75 + 100 * 1.20 + 50 * 1.5

int main() {

int units;

cin >> units;

double amount = 0;

if(units <= 50){

amount = units * 0.5;

}else if(units <= 150){

//50 + remaining

amount = 50 * 0.5 + (units-50) * 0.75;

}else if(units <= 250){

// 50 + 100 + remaining

amount = 50 * 0.5 + 100 * 0.75 + (units - 150) * 1.2;

}else{

//50 + 100 + 100 + remaining

amount = 50 * 0.5 + 100 * 0.75 + 100 * 1.20 + (units - 250) * 1.50;

}

cout << "Total Amount: " << amount << endl;

double tax = 0.2 * amount; // 20 percent = 20/100 = 0.2

cout << "Total Bill: " << amount + tax << endl;

}