Fishing boat

#include <iostream>
#include <string>

using namespace std;


int main () {

    double budget;
    int fishers;
    string season;

    cin >> budget >> season >> fishers;

    double finalPrice=0,currentPrice=0;
    bool validation = ((budget>=1 && budget<=8000)
     && (fishers>=4 && fishers<=18)) ;
    bool validation2 = (season=="Spring" || season=="Summer" ||
            season=="Autumn" || season=="Winter");

        if ((season=="Autumn" || season=="Summer")&& validation==1){
            if (fishers>=4 && fishers<=6){
                currentPrice= 4200 *0.90;
            } else if (fishers>=7 && fishers<=11){
                currentPrice= 4200 *0.85;
            } else if (fishers>=12) {
                currentPrice= 4200 *0.75;
            }
        } else if (season=="Spring" && validation==1){
            if (fishers>=4 && fishers<=6){
                currentPrice= 3000 *0.90;
            } else if (fishers>=7 && fishers<=11){
                currentPrice= 3000 *0.85;
            } else if (fishers>=12) {
                currentPrice= 3000 *0.75;
            }
        } else if (season=="Winter" && validation==1){
            if (fishers>=4 && fishers<=6){
                currentPrice= 2600 *0.90;
            } else if (fishers>=7 && fishers<=11){
                currentPrice= 2600 *0.85;
            } else if (fishers>=12) {
                currentPrice= 2600 *0.75;
            }
        }

        if (fishers%2==0 && season!="Autumn"){
            finalPrice=currentPrice*0.95;
        }else {
            finalPrice=currentPrice;
        }


        cout.setf(ios::fixed);
        cout.precision(2);

        if (currentPrice>=0 && finalPrice>=0 && validation2==1){
            if(budget>=finalPrice){
                    cout << "Yes! You have "<<budget-finalPrice<<" leva left." << endl;
            } else if (budget<finalPrice){
                    cout << "Not enough money! You need "<<finalPrice-budget<<" leva."<< endl;
            }
        }

return 0 ;
}