#include <iostream>
#include <fstream>
#include <cmath>
#include <stdlib.h>
#include <iomanip>
using namespace std;

class cheat{
private:
    int x;
public:
    cheat(int _x): x(_x){};
    int getX()const {return x;}
    ~cheat(){ x = 0;}
};

struct People
{
    size_t size_;
    string * eyeColor;
    string * race;
    double * height;
    int raceCounter[2] = {0, 0};

};

void fileInput(ifstream & file, People & data);
double avgHeight(const People & data);
void raceParser(People & data);
void showRacesAnalyze(const People & data);
void runApp(People & data, ifstream & file);

int main()
{
    People data; // struct object
    ifstream file("data.txt"); //input file stream. filename = "data.txt"
    runApp(data, file);
    cheat s(4);
    cout << s.getX();


    return 0;
}


void fileInput(ifstream & file, People & data)
{
    file >> data.size_; //read fro
    data.height = new double[data.size_];
    data.eyeColor = new string[data.size_];
    data.race = new string[data.size_];

    for(size_t i = 0; i < data.size_; i++) //HEIGHT
    {
        file >> data.race[i] >> data.eyeColor[i] >> data.height[i];
    }
};

double avgHeight(const People & data){
    double sum  = 0;
    for(size_t i = 0; i < data.size_; ++i){
        sum += data.height[i];
    }

    cout << "AVG HEIGHT: ";
    return sum/data.size_;
};

void raceParser(People & data){
    for(size_t i = 0; i < data.size_; i++){
        if(data.race[i] == "black")
            data.raceCounter[0]++;
        if(data.race[i] == "white")
            data.raceCounter[1]++;
    }
}

void showRacesAnalyze(const People & data){
    if(data.raceCounter[0] > data.raceCounter[1]){
    cout << "RACE on AVG: BLACK with: " << setprecision(4) << data.raceCounter[0]/(double)data.size_*100 << "%." << endl;
   }
   if(data.raceCounter[1] > data.raceCounter[0])
   {
    cout << "RACE on AVG: WHITE with: " << setprecision(4) << data.raceCounter[1]/(double)data.size_*100 << "%." << endl;
   }
   if(data.raceCounter[0] == data.raceCounter[1])
    cout << "Races are equal with WHITES: " << data.raceCounter[1] << " and BLACKS: " << data.raceCounter[0] << "." << endl;
}


void runApp(People & data, ifstream & file){
    fileInput(file, data); //calling function called "fileInput" with following arguments: file(file's name) and data(struct)
    //then it goes to fileIput ^
    cout << avgHeight(data) << endl;
    raceParser(data);
    showRacesAnalyze(data);

}