Beer and chips

#include <iostream>
#include <string>
#include <cmath>

using namespace std;

int main() {
    string name;
    getline(cin, name);

    double budget, beerCount, chipsCount;
    cin >> budget >> beerCount >> chipsCount;

    double beerPrice = beerCount * 1.20;
    double chips = chipsCount * beerPrice * 0.45;

    double sum = beerPrice + ceil(chips);

    if (budget < sum) {
        printf("%s needs %.2f more leva!\n", name.c_str(), sum - budget);
    }
    else {
        printf("%s bought a snack and has %.2f leva left.\n", name.c_str(), budget - sum);
    }

    return 0;
}

РЕШЕНИЕ С ТЕРНАРЕН ОПЕРАТОР И ЛЕКО ТАРИКАТСКАТА:)

#include <iostream>
#include <string>
#include <cmath>

using namespace std;

int main() {
    string name;
    getline(cin, name);

    double budget, beerCount, chipsCount;
    cin >> budget >> beerCount >> chipsCount;

    budget -= beerCount * 1.2 + ceil(beerCount * 1.2 * chipsCount * 0.45);

    budget < 0 ?
        printf("%s needs %.2f more leva!\n", name.c_str(), abs(budget)) :
        printf("%s bought a snack and has %.2f leva left.\n", name.c_str(), budget);

    return 0;
}