Task 3 – Sales

#include <iostream>
#include <string.h>
#include <string>
#include <vector>
#include <algorithm>

using namespace std;


void find_first_str(string word, vector<string> & sort_word);

class sales
{
private:
    ///town, product, price, quantity.
    string town;
    string product;
    double price;
    double quantity;
    double volume;

public:
    sales(){}

    sales(string _town,string _product,double _price , double _quantity):
        town(_town),product(_product),price(_price), quantity(_quantity)
        {}

      string & getTown(){return town;}
      void setTown(string _town){town = _town;}

      string & getProduct(){return product;}

      void setProduct(string _product){product = _product;}

      double & getPrice(){return price;}
      void setPricen(double _price){price = _price;}

      double & getQuantity(){return quantity;}
      void setQuantity(double _quantity){quantity = _quantity;}

      double & getVolume(){return volume;}
      void setVolume(double _volume){volume = _volume;}


     void print(vector<sales> &inputVector,vector<string> & first_town)
     {

         sort(first_town.begin(), first_town.end());

         for(vector<string>:: iterator itr = first_town.begin(); itr !=first_town.end(); ++itr){
             for (vector<sales>::iterator it=inputVector.begin(); it!=inputVector.end(); ++it){

                    if(it->getTown() == (*itr)){
                        std::cout << std::fixed;
                        std::cout.precision(2);
                        std::cout << it->getTown()<<" -> "<< it->getVolume()<<endl;

                    }
            }

        }

     }


     bool find_town(vector<sales> & inputVector, string city,double volume_){

         for (vector<sales>::iterator it=inputVector.begin(); it!=inputVector.end(); ++it){
             if(it->getTown() == city){
                double sum = it->getVolume();
                sum +=volume_;
                it->setVolume(sum);
                return true;
             }
         }

     }
     ~sales(){}

};


int main()
{
    sales sale;

    vector<sales> vec;
    vector<sales> ::iterator it;
    int n = 0;
    cin>>n;

    string townIn;
    string productIn;
    double priceIn;
    double quantityIn;
    double volume;

    vector<string> sort_word;


    for(int i =0; i < n; i++){
        cin>>townIn;
        sale.setTown(townIn);

       find_first_str(townIn,sort_word);


        cin>>productIn;
        sale.setProduct(productIn);
        cin>>priceIn;
        sale.setPricen(priceIn);
        cin>>quantityIn;
        sale.setQuantity(quantityIn);
        volume = priceIn * quantityIn;
        sale.setVolume(volume);

        bool find_shit = sale.find_town(vec,townIn,volume);
        if(!find_shit ){
            vec.push_back(sale);
         }
    }

    sale.print(vec,sort_word);

    return 0;
}

void find_first_str(string word,vector<string> & sort_word){

        std::vector<string>::iterator itr = std::find(sort_word.begin(), sort_word.end(), word);
        if (itr == sort_word.end()){
              sort_word.push_back(word);
        }

}