Cruise Ship

#include <iostream>
#include <string>

using namespace std;

int main() {

    string destination, cabinType;
    getline(cin, destination);
    getline(cin, cabinType);

    int overnights;
    cin >> overnights;

    double dayPrice = 0;

    if (destination == "Mediterranean") {
        if (cabinType == "standard cabin") {
            dayPrice = 27.50;
        }
        else if (cabinType == "cabin with balcony") {
            dayPrice = 30.20;
        }
        else {
            dayPrice = 40.50;
        }
    }
    else if (destination == "Adriatic") {
        if (cabinType == "standard cabin") {
            dayPrice = 22.99;
        }
        else if (cabinType == "cabin with balcony") {
            dayPrice = 25.00;
        }
        else {
            dayPrice = 34.99;
        }
    }
    else {
        if (cabinType == "standard cabin") {
            dayPrice = 23.00;
        }
        else if (cabinType == "cabin with balcony") {
            dayPrice = 26.60;
        }
        else {
            dayPrice = 39.80;
        }
    }

    double totalSum = dayPrice * 4 * overnights;
    if (overnights > 7) {
        totalSum *= 0.75;
    }

    printf("Annie's holiday in the %s sea costs %.2f lv.\n", destination.c_str(), totalSum);
    return 0;
}

РЕШЕНИЕ С ТЕРНАРЕН ОПЕРАТОР:

#include <iostream>
#include <string>

using namespace std;

int main() {

    string destination, cabinType;
    getline(cin, destination);
    getline(cin, cabinType);

    int overnights;
    cin >> overnights;

    double dayPrice =
        destination == "Mediterranean" ?
        (cabinType == "standard cabin" ? 27.50 : cabinType == "cabin with balcony" ? 30.20 : 40.50) :
        destination == "Adriatic" ?
        (cabinType == "standard cabin" ? 22.99 : cabinType == "cabin with balcony" ? 25.00 : 34.99) :
        (cabinType == "standard cabin" ? 23.00 : cabinType == "cabin with balcony" ? 26.60 : 39.80);

    double totalSum = dayPrice * 4 * overnights * (overnights > 7 ? 0.75 : 1);

    printf("Annie's holiday in the %s sea costs %.2f lv.\n", destination.c_str(), totalSum);
    return 0;
}