C++, kodproblem!

#include <iostream>
#include <string>

using namespace std;

int main()
{
    int tickets = 0;
    string name = "";
    string years = "";
    int age = 0;
    int ordinary = 0;
    int young = 0;
    int pens = 0;
    string namesOrdnry[ordinary];
    string namesYoung[young];
    string namesPens[pens];
    double pensTotal = 0;
    double ordinaryTotal = 0;
    double youthTotal = 0;

    cout << "Välkommen\n\nVänligen mata in kvällens ordinarie biljetterpris: ";
    cin >> tickets;


    while(name != "klar")
    {
        cin.ignore();
        cout << "Besökarens namn: ";
        getline(cin, name);
        if(name == "klar")
        {
            break;
        }
        cout << name << "s alder: ";
        cin >> age;
        if(age >= 65)
        {
            pensTotal += tickets * 0.6;
            namesPens[pens] = name;
            pens++;

        }
        if(age <= 15)
        {
            youthTotal += tickets * 0.5;
            namesYoung[young] = name;
            young++;
        }
        else
        {
            ordinaryTotal += tickets;
            namesOrdnry[ordinary] = name;
            ordinary++;
        }

    }


    cout << "Resultat för kvällen: \nPensionärer: " << endl;
    for(int j = 0; j < pens; j++)
    {
        cout << namesPens[j] << "\n";
    }
    cout << "Fullt betalande: " << endl;
    for(int k = 0; k < ordinary; k++)
    {
        cout << namesOrdnry[k] << "\n";
    }
    cout << "Barn och Ungdom: " << endl;
    for(int m = 0; m < young; m++)
    {
        cout << namesYoung[m] << "\n";
    }

    double total = youthTotal + pensTotal + ordinaryTotal;
    cout << "Kvällen inbringade totalt " << total << endl;

    return 0;

}